Evaluate 5(x-1)-2when x=3

Answers

Answer 1

Answer:

3

Step-by-step explanation:

5(x-1)-2

5(2-1)-2

5×1-2

5-2

3

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Answer 2
5(x-1)-2
5(3-1)-2
5(2)-2
10-2
8

Related Questions

A cylinder and a sphere both have the same radius, 4. The height of the cylinder is equal to the diameter of the sphere. Select the expression that describes the volume of the cylinder that is not occupied by the sphere.

Answers

Answer:

134.04 cubic units

Step-by-step explanation:

Step 1

Find the Volume of the Sphere

Formula = 4/3πr³

r= radius = 4

Hence,

Volume = 4/3 × π × 4³

= 268.08 cubic units

Step 2

Find the Volume of the cylinder

Formula = πr²h

r = radius = 4

h = Height = Diameter of the sphere

Radius of a sphere = 4

Diameter = Height of cylinder = 2 × r = 2 × 4 = 8

Hence: π × 4² × 8

= 402.12 cubic units

Step 3

The expression that describes the volume of the cylinder that is not occupied by the sphere = Volume of Cylinder - Volume of sphere

= 402.12 cubic units - 268.08 cubic units

= 134.04 cubic units

The expression that describes the volume of the cylinder that is not occupied by the sphere is 134.04 cubic units

We have given radius of sphere is 4

What is the formula for volume of the Sphere?

[tex]V= 4/3\pi r^3[/tex]

r= radius

We have given that r=4

[tex]Volume = 4/3 \times \pi \times 4^3[/tex]

V= 268.08 cubic units

What is the formula for volume of the cylinder?

[tex]Formula = \pi r^2h[/tex]

r = radius = 4

h = Height = Diameter of the sphere

Radius of a sphere = 4

Diameter = Height of cylinder

= 2 × r

= 2 × 4

= 8

Therefore we get

[tex]V=\pi \times 4^2 \times 8[/tex]

V= 402.12 cubic units

The expression that describes the volume of the cylinder that is not occupied by the sphere = Volume of Cylinder - Volume of sphere

= 402.12 cubic units - 268.08 cubic units

= 134.04 cubic units

Therefore the expression that describes the volume of the cylinder that is not occupied by the sphere is

(402.12  - 268.08) cubic units.

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Which lists all the lines that are parallel to line s?

Answers

only lines t,u and v

Can someone explain this to me. am i supposed to input the x=4 into each X spot or what???

Answers

Answer:

I think so

Step-by-step explanation:

Im kinda cunfused too

Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Answers

The answer is 100.53.

This is the circumference using the formula C=2πr .

Answer:

C = 32π

Step-by-step explanation:

The circumference (C) of a circle is calculated as

C = 2πr ( r is the radius ) , then

C = 2π × 16 = 32π units

A red light flashes every 6 seconds
A yellow light flashes every 4 seconds
They both flash at the same time.

After how many seconds will they next both flash at the same time?

Answers

Answer:

12

Step-by-step explanation:

6 and 4 are factors of 12

6, 12

4, 8, 12

A force of 68 N is applied to an area of 540 cm2. Calculate the pressure in N/m2. Give your answer to the nearest integer.

Answers

Answer:

[tex]P=1259.26N/m^2[/tex]

Step-by-step explanation:

From the question we are told that:

Force [tex]F=68N[/tex]

Area [tex]A=540cm^2=0.054m^2[/tex]

Generally the equation for Pressure is mathematically given by

 [tex]P=\frac{F}{A}[/tex]

 [tex]P=\frac{68}{0.054}[/tex]

 [tex]P=1259.26N/m^2[/tex]

Help
Help
Help
Help
Help
Help

Answers

Answer:

105˚, 75˚

Step-by-step explanation:

<2 is 75˚ by same side angles of a transversal.

<1 is supplementary to <2 so 180-75 = 105˚

Pls help me with this!

Answers

Answer:

5 ÷ 1/3

5 × 3/1

5 × 3

=15

Step-by-step explanation:

the answer is 15

At what percent rate of compound interest p.a will the compound interest on rs343000be rs169000 in 3 years

Answers

Answer:

The money was invested at an interest of 14.28% per year.

Step-by-step explanation:

To determine at what percent rate of compound interest per year will the compound interest on $ 343000 be $ 169000 in 3 years, the following calculation must be performed:

343,000 x (1 + X / 1) ^ 3x1 = 343000 + 169000

343,000 x 1 + X ^ 3 = 512,000

1 + X ^ 3 = 512,000 / 343,000

1 + X ^ 3 = 1.4927

1 + 0.14286 ^ 3 = 1.4927

1.4927 = 1.4927

X = 0.14286 x 100 = 14.28%

Therefore, the money was invested at an interest of 14.28% per year.

For A = R + PRT/100 make P the subject.

Answers

Answer:

P=100(A-R)/RT

Step-by-step explanation:

A-R=PRT/100

100(A-R)=PRT

100(A-R)/RT=P

P=100(A-R)/RT

Peter work three more days than jill. Peter earn $20 day jill earn $40 day. But they earned the same amount of money

Answers

Answer: Wowwww that ain't good at all and sooo not fair if Peter worked three more days than Jill but still only got twenty bucks. That's pretty sad.

Step-by-step explanation:

girl and what is the question

hi please answer me asap I will mark brainlist​

Answers

Answer:

for No1 answer is 0. for no 2 answer is 9.

Step-by-step explanation:

for no 3 answer is 14. no 4 =5,no 5 = 0 ,no 6= -16/3 ,no 7 =-3 ,no 8=180 and no 9 = 3

Worth 12 points and actually help me with the question plz

Answers

Answer:

(x + 1, y - 3)

Step-by-step explanation:

The translation is 1 unit right and 3 units down.

Answer:

x+1 y-3

Step-by-step explanation:

Because with any of the points it goes to the right 1 and down 3

H. E. L. P. ! ! ! ! ​

Answers

Answer:

(D) $1 050

Step-by-step explanation:

Simple interest = 7000 × 3 × 5/100 =

70 x 15 = 1 050

47 randomly selected students were asked how many siblings were in their family. Let X represent the number of pairs of siblings in the student's family. The results are as follows:
# of Siblings 0 1 2 3 4 5 6
Frequency 4 11 8 10 6 5 3

Round all your answers to 4 decimal places where possible.

The mean is:


The median is:


The sample standard deviation is:


The first quartile is:


The third quartile is:


What percent of the respondents have at least 4 siblings?
%

94% of all respondents have fewer than how many siblings?

Answers

mean: 2.238
median: 3
sample standard deviation: 2.531
first quartile: 1
third quartile: 5

what % of respondents have at least 4 siblings?
29.79%

94% of all respondents have fewer than how many siblings?
5

can you guys help me please!

Answers

Answer:

Step-by-step explanation:

I’m the parallelogram above, what is the value of x+y

Help please

Answers

Answer:

x + y = 248

Step-by-step explanation:

Using the property : Sum of co- interior angles = 180

[tex]\angle y + 56 = 180\\\\\angle y = 180 - 56 = 124\\\\\angle x + 56 = 180\\\\\anle x = 180 - 56 = 124\\\\\angle x + \angle y = 124 + 124 = 248^\circ[/tex]

The value of 'x' and 'y' are 124° and 124°, respectively. Thus, the value of the expression x + y will be 248°.

What is a parallelogram?

It is a polygon with four sides. The total interior angle is 360 degrees. A parallelogram's opposite sides and angles are parallel and equal.

According to the definition, the value of 'x' and 'y' will be equal.

And the sum of adjacent angles will be 180 degrees. Then the equation is given as,

x + 56° = 180°

x = 124°

The sum of 'x' and 'y' is given as,

x + y = 124° + 124°

x + y = 248°

More about the parallelogram link is given below.

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The histogram shows the number of laps completed by swimmers on a team during practice.
A. which interval contains the most values?
B. How many swimmers are on the team?
C. What percent of the swimmers swam more than 14 laps? Round o the nearest tenth of a percent.
Explain.

Answers

Answer:

A) 10-14

B) 45

C) 6.7%

Step-by-step explanation:

A) The interval that contain the most values can be gotten by looking at the histogram and selecting the interval with the highest frequency. Hence the interval 10-14 contains the most values because it has a frequency of 20.

B)The total number of swimmers is gotten by summing all the frequency of each individual lap. Hence:

Total swimmers on team = 10 + 12 + 20 + 0 + 3 = 45 swimmers

C) The percentage of swimmers who swam more than 14 laps = (number of swimmers that swam more than 14 laps/total swimmers) * 100%

The percentage of swimmers who swam more than 14 laps = [(0 + 3)/45] * 100% = (3/45) * 100% = 6.7%

the straight line y=5x-1 does not intersect the curve y=2x²+x+p.Find the range of values p.​

Answers

Step-by-step explanation:

yes friend and your answe is wring

please help me with this

Answers

Answer:

[tex]r^{6}[/tex]

Step-by-step explanation:

Using the rule of exponents

[tex]\frac{a^{m} }{a^{n} }[/tex] = [tex]a^{(m-n)}[/tex] , then

[tex]\frac{r^{9} }{r^{3} }[/tex] = [tex]r^{(9-3)}[/tex] = [tex]r^{6}[/tex]

Guys I need help with this

Answers

Answer:

77

Step-by-step explanation:

10*2+9+3*4^2

10*2+9+3*16

20+9+48

20+57

77

Answer:

Solution is 769/25

Alternate form: 30.76

Step-by-step explanation:

convert decimal into fractions and than solve accordingly.

Pls help I’ll give u some of those brain things

Answers

Answer:

THE ANSWER IS NOT C / 3

THE ANSWER IS "A"

Step-by-step explanation:

all the "hard" work is done (the numbers)...

lets start with the "units" at the end of the problem you have to have mm/day... so just start crossing out "top to bottom" when you see the same unit on the top and bottom... if you se day in the numerator and day in the denominator cross them out...

Do that and the one that has mm on the top and day on the bottom is the answer...

Step #2 ... two of the answers have that ... so now look for "silly fractions"

something like 1 year/ 999 days... your problem does not have totally silly things like that , but the WRONG answer has  1mm/ 10 cm (or something like that ) there is 10 mm in 1 cm, you choices has that opposit in one answer.

factorise completely 15p^2 + 24pt​

Answers

Answer:

3p(5p + 8t)

Step-by-step explanation:

15p^2 + 24pt

3(5p^2 + 8pt)

3p(5p + 8t)

The completely factored form of 15p^2 + 24pt is 3p(5p + 8t).

How to determine the factored form

To factorize the expression 15p^2 + 24pt using superscripts, we can follow the same steps as before.

First, let's find the GCF of the coefficients 15 and 24, which is 3:

GCF(15, 24) = 3

Next, we'll look for the GCF of the variables p^2 and pt, which is p:

GCF(p^2, pt) = p

Now, we can factor out the GCF from each term:

15p^2 + 24pt = 3p(5p + 8t)

Therefore, the completely factored form of 15p^2 + 24pt is 3p(5p + 8t).

Learn more about factorization at

https://brainly.com/question/25829061

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https://imgur.com/a/GMyk3iX

Answers

Answer:What’s the link about ?

180 = 5x + 12x + 27
153 = 17x
That means x = 9

(x^2-5)(x+3)+(x+4)(x-x^2)

Answers

Answer:

-x-15

Step-by-step explanation:

Expand using the FOIL Method.

add me on Discord for step by step pls

[tex]\implies {\blue {\boxed {\boxed {\purple {\sf {-(x+15)}}}}}}[/tex]

[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\red{:}}}}}[/tex]

➺[tex]\:( {x}^{2} - 5)(x + 3) + (x + 4)(x - {x}^{2} )[/tex]

➺[tex] \: {x}^{2} (x + 3) - 5(x + 3) + x(x - {x}^{2} ) + 4(x - {x}^{2} )[/tex]

➺[tex] \: {x}^{3} + 3 {x}^{2} - 5x - 15 + {x}^{2} - {x}^{3} + 4x - 4 {x}^{2} [/tex]

Combining like terms, we have

➺[tex] \: {x}^{3} - {x}^{3} + 3 {x}^{2} + {x}^{2} - 4 {x}^{2} - 5x + 4x - 15[/tex]

➺[tex] \: - x - 15[/tex]

➺[tex]\: - (x + 15)[/tex]

[tex]\large\mathfrak{{\pmb{\underline{\orange{Mystique35 }}{\orange{❦}}}}}[/tex]

Which of the following is an equivalent trig ratio for tan 28

Cos 62

1/ tan 62

1/ tan152

Cos 28

Answers

Answer:

B

Step-by-step explanation:

tan28=tan (90-62)=cot 62=1/tan 62

I been in this question for many hr pls help me ​

Answers

Answer:

D

Step-by-step explanation:

-3x^2+9x-6

because if it's roots are 1 and 2 since if you plug them in you get zeros and if you plug in 3 you get the point -6 corresponding to the point (3,-6)

Answer:

d

Step-by-step explanation:

Correct answer gets brainliest!

Answers

Answer:

D

Step-by-step explanation:

YD and TH

TH is in HOT and YD is in DAY

They go from end to the front in the same way

Making a straight line from left to right that are on the same place

PLEASE HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP please help please help

Answers

Answer:

Perpendicular and parallel

A delivery service tells you it will deliver your package to a customer for a flat fee of $7.50,
plus $0.28 per mile from your business to the customer's location. The customer is located
53 miles from your business. What will it cost you to use the delivery service?

Answers

0.28*53+7.50=22.34 dollars

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