Simplify 30 - 5(15- 10).
A. -55
B. 125
c. 20
D. 5

Answers

Answer 1

Answer:

Your answer is D i guess

Step-by-step explanation:

Here you go mate

step 1

30 - 5(15- 10)  equation/question

step 2

30 - 5(15- 10)  simplify

30-(5)^2

30-25

answer

5


Related Questions

What is g(-5) equal to?

Answers

Answer:

-5g

Step-by-step explanation:

Multiply -5 and g.

look at pic and answer plz

Answers

Answer:

D.

Step-by-step explanation:

the total amount is $1200 per month

225+375= 600

1200/600= 1/2= 0.50=50%

I think it’s D HOPE IT HELPS JSJSBANSNNsnnsnsnsnanajjannbbba a bf

what is 42 meters long and 39 meters wide

Answers

Answer:

1,638 m^(2)

Step-by-step explanation:

We have to find the area of the floor in order to know how many square meters of flooring they need.

The area of the floor is:

42 m* (39 m)= 1,638 m^(2)

Please help me I need the correct answer!!

Answers

Answer: ok so i think the answer is 4.2 or 5.2 if im wrong then well sorry

Step-by-step explanation:

Answer:

I think it is B

Step-by-step explanation:

Identify the GCF that was factored out of the polynomial -7t2 -42t -49

Answers

Answer:

-7

Step-by-step explanation:

You could take out a factor of -7.

-7t²/-7 = t²

-42t/-7 = 6t

-49/-7 = 7

So the GCF is -7.

1. 2. 3. Or. 4. Please help me I know is easy for u

Answers

Answer:

3

Step-by-step explanation:

3

Answer:

3

Step-by-step explanation:

Pls i have 20 of these to do

Answers

Answer:

1. 12

2. 27

3. 27

Step-by-step explanation:

I think these are correct

Khan Academy question thanks for whoever answers

Answers

Answer:

A.

Step-by-step explanation:

Considering it is above sea level it should be positive 7 1/4

Does 9 in 15 in 17 in make a right triangle

Answers

Answer:

No, they don't.

Step-by-step explanation:

Look at the picture for the explanation. Using the side-side-side rule, it's shown that 9,15, and 17 don't make a right triangle.

Katelyn had $132. She spent $28 buying gifts for her friends and $32 on books. Estimate how much money she has left by first rounding all numbers to the nearest ten and then subtracting.

Answers

Answer:

Pretty sure it's $70.  

Step-by-step explanation:

The first thing you need to do is round to the nearest ten. To do that you see if $28 is closer to $20 or $30. And it is closer to $30. The see if $32 is closer to $30 or $40. And it's closer to $30. Then you subtract $132 minus $30 minus $30. And you get $72. If they are asking what the nearest ten is for the answer, then it would be $70.

Answer:

70

Step-by-step explanation:

(2x10^5) divided by (4x10^2)

Answers

Answer:

[tex]\huge\boxed{0.5\times10^3=0.5\times1,000=500}[/tex]

Step-by-step explanation:

[tex](2\times10^5)\div(4\times10^2)=\dfrac{2}{4}\times\dfrac{10^5}{10^2}\\\\\text{use}\ \dfrac{a^n}{a^m}=a^{n-m};\ a\neq0\\\\=0.5\times10^{5-2}=0.5\times10^3=0.5\times1,000=500[/tex]

2x-6> -16 and 3x-10≤8 Graph the solution to this inequality on the number line.

Answers

Answer:

Go to desmos. com and you can graph and see the points of it

Step-by-step explanation:

Desmos. com <----- It's going to be your friend dude

Math10. com

please help me with these

Answers

Answer:

#1

106/175

#2

4 1/3

#3

3 3/4

#4

10 3/8

#5

1/6

Find the value of x. ​

Answers

The triangle is equilateral, because all three angles will measure 60 degrees. This means that all three sides are equal, so:

7x + 19 = 11x - 89

4x = 108

x = 27

math , help plss thnx

Answers

Answer:

The answer is

[tex]y = \frac{1}{4} x - 2[/tex]

Step-by-step explanation:

Remmeber:

[tex]Slope = \frac{rise}{run} [/tex]

If Jill and Erika charge $2.00 per quart, how much money will they make if they sell all of their lemonade?

Answers

Answer:

Number of quarts=16

Money earned=$32

Step-by-step explanation:

Given

4 Gallons of lemonade is prepared

They charge $2 for a quart

1 Gallon= 4 Quarts

Therefore Number of quarts

Therefore Number of quarts of lemonade prepared by them = 16 quarts

As they charge $2 for each quart

Total money made if they sell it all

Therefore, if they are to sell all the lemonade that they prepared

They would earn=$32

Step-by-step explanation:

https://brainly.com/question/13881728

I just need number 23 and 25 please show work​

Answers

Answer:

devide 1080 by 5 and 2880 by 5 the it will 216 and 576

Answer: 1080 is an. Octagon, 8 sides

180 is a triangle.

2880 is an 18gon 18 sides

Step-by-step explanation:

Divide the sum of the interior angles by 180 and add 2 to the dividend.

1080/180=>6+2=8

180/180 => 1 +2 =3

2880/180=> 16+2= 18

Can someone please help! Its just Area so it should be pretty simple but I am stuck please help!

Answers

Answer:

3 and 7

Step-by-step explanation:

Two sets are shown in the Venn diagram. Set N represents the natural numbers, and Set W represents the whole
numbers. in which set does the values -45 belong?

Answers

Answer:

In my opinion this is the whole w

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

both

select the three objectives mosquitoes hovered around the small puddle of still murky water in the background ​

Answers

Answer:

Step-by-step explanation:

Solve the following expression when
a = 2 and d = 5
d2 + 3a + 6 + a

Answers

Answer:

given d=5 and a=2

5x2+ 3x2+6+2

10+6+6+2

=24

The tens digit is twice the units digit. Reverse the digits, add 2 and the new number is 34 less than the original number. Find the original number.

Answers

Answer:

Step-by-step explanation: X and Y represent the digits.

The tens digit is twice the units digit.

The digit in the Tens place has 10× its base value, so we can set up equations to model the information given.

10x +y 10y +x are Original & Reversed numbers

X = 2y means the Tens digits is twice the units digit.

10y + x +2 = 10x +y - 34 models the statement: The reversed number plus two is 34 less than the original number.

Substitute 2y for x to solve for y

10y +2y +2= 10(2y) + y -34

Distribute and combine like terms

12y + 2 = 20y +y - 34

34 +2 = 21y -12y

36 = 9y Divide both sides to find the value of y.

4 = y

X = 2(4) Substitute 4 for y to find x

X = 8

Original number: 84 Reversed number: 48

Substitute into equation model

48 +2= 84 -34

50 = 50

True!

what is -6=x/18 please​

Answers

Answer: -108

Step-by-step explanation:

-6 = x/18

-6 * 18 = x

-108 = x

Jose has $800 in his checking account you withdrawals 40 per week for groceries write an equation that Jose can use to find out how many weeks it takes for him to have the remaining balance of $400

Answers

40 times 10 equals 400. 800-400= 400 , so it would take him 10 weeks to spend 400 dollars on groceries .

Janice wants to paint this figure on her wall in her bedroom. If paint cost $3.89 per square unit, how much will it cost to paint this figure on her wall?

Answers

Answer:we need to know the size of the wall

Step-by-step explanation:

A bicycle shop advertised all mountain bikes priced at a 1/3
discount. If the original price is $432, what is the sales
price?

Answers

Answer:

$288

Step-by-step explanation:

1/3 of a discount is = 2/3 of price

Multiply 432 by 2/3 and get 288.

Answer:

$288

Step-by-step explanation:

A 1/3 discount is .3333333... percent and so you simplify to .33 or 33% of a discount.

Multiply 432x.33 = 144

Subtract 432-144 to get 288 as you answer

Please help me I give Branliest
Jessica is buying chicken wings and hamburger meat for a party. One bag of chicken wings costs $6. Hamburger meat costs $3 per pound. She must spend no more than $30. She also knows that she needs to buy at least 5 pounds of hamburger meat. Which system of inequalities can be used to determine the number of bags of chicken wings, x, and the number of pounds of hamburger meat, y, that Jessica should buy?(

Answers

Answer:

6x+3y≤30

6x+3y≤30=x

x≥5

Step-by-step explanation:

Aspen added 14 to the product of 224 and 16 . What is the sum

Answers

Answer:

3,588

Step-by-step explanation:

224 x 16 + 14

= 3,588

hope this helps and have a good day!

a car travels 100 miles in 4 hours. what is its average speed​

Answers

Answer:

[tex]Speed \: of \: the \: car \: is \: = \frac{100}{4} = 25 \: miles {(hours)}^{ - 1} [/tex]

two more than 16 times a number is the same as 21 less than the product of -7 and the number

Answers

Answer:

-1

Step-by-step explanation:

Let the number be x, and we have equation:

16x + 2 = -7x - 2116x + 7x = - 21 - 223x = - 23x = -1

The number is -1

Answer:

-1

Step-by-step explanation:

"a number" = x

-- "Two more than 16 times a number." | 16 times a number means "16x" | Two more than just means add 2.

(16x + 2)

-- "Is the same as" means equals.

(16x + 2) =

-- 21 less than the product of -7 and the number | The product of -7 and the number means "-7x" | 21 less than means subtract 21.

(16x + 2) = (-7x - 21)

-- solve for x.

(16x + 7x) = (-21 - 2)

-- combine like terms.

23x = -23

-- Divide.

x = -1

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