3(x+4) what is this question?

Answers

Answer 1

Answer:

Step-by-step explanation:

3×x+4×3

3x+12

Answer 2

Answer:

Step-by-step explanation:

The first step would be to multiply out the bracket. So, using this example we would times each item inside the bracket by 3.

As a result we would get: 3x + 12 = 18

Then we would need to move the 'x' value to one side of the equation and the rest of the equation to the other side. To move '12' onto the other side of the = sign we need to subtract 12 from both sides.

This would then bring us to: 3x = 6

Finally, to find the value of 'x' we then need to divide both side of the equation by 3.  

Resulting in the final answer of x = 2


Related Questions

Can anybody help me on this i don't get it

Answers

Answer:

the correct answer is A . because the in the division problem 2.53 is divided by 23 so in fraction form it will be like 2.53/23!!

Step-by-step explanation:

I need help with this question

Answers

Answer:

So we have an original figure with a value of 50 and then a scaled version or dilation

Hence we have a scale factor of

[tex] \frac{1}{5} [/tex]

PLease answer Quickly ill mark you brainliest!

Answers

Answer:

x=1

Step-by-step explanation:

3x+6=9

3x=3

x=1

Answer:

X=1

Step-by-step explanation:

if you take away 6 from each sides it will leave you with 3 X's on the left and three 1's on the right. If the equation is equal then each X should match up with a 1. which makes each side equal to nine. Hope that helped :)))

How many terms are in the expression 4x + 9? *

Answers

2 terms. (4x) and (9). Terms are separated by addition or subtraction but not multiplication or division

What is the angle for a and b

Answers

A is 64. B is I have no clue

If m<IHF=75°, then what is m<EHK?​

Answers

Simply here we can see ID is a straight line.

So, angle IHL + angle EHK = 180°

or, 75° + angle EHK = 180°

or, angle EHK= 105°

Hope it helps uh.

A rectangular piece of wood measuring 360 CM by 280 cm is cut into small identical squares of largest possible length. Find
a the length of each square.
b the total no. of wooden pieces​
Please helpp really would appreciate

Answers

I'm not sure if it's correct..........

I need 5x - 6y = 30 super bad including The Slope and the Y-Intercept, please I need this super fastttt!

Answers

Answer:

the slope will be 5/6 and the y- intercept is going to be (0,-5)

Step-by-step explanation:

use the slope-intercept form y=mx+b to find the slope (M) and the y-intercept (b)

Quickkk please solve each system by graphing I just need the work not the graph

y = 3x + 2
6x - 2y = -4

Answers

Answer:

Infinite amount of solutions

General Formulas and Concepts:

Algebra I

Solving systems of equations by graphing

Step-by-step explanation:

Where the 2 lines intersect is the solution set to the systems of equations.

If the 2 lines are parallel, they have no solution.

If the 2 lines are the same, they have infinite amount of solutions.

Step-by-step explanation:

y=3x+2

when x=0

y=3(0)+2

y=2

(0,2)

when y=0

3x+2=0

3x=-2

x=+2/3

(-2/3,0)

6x-2y=-4

when x=0

6(0)-2y=-4

-2y=-4

y=2

(0,2)

when y=0

6x-2(0)=-4

6x=-4

x=-4/6

x=-2/3

(-2/3,0)

same line

whats 63/100-5/10? with an good 5th grade explanation​

Answers

Answer:  .13

Step-by-step explanation:

63/100=0.63

5/10=0.50

=.13

I took 63 and divided it by 100 to get .63 and took 5 and divided it by 10 to get .50 so I took them and subtracted them to get .13

Helga invested $1000 at 5% interest, compounded annually. What is the total amount of interest that Helga will have earned by the end of the fourth year? Express your answer to the nearest dollar.

Answers

1000(1+5divided 1000)^4 = 1215.5

Answer:

1215

Step-by-step explanation:

1000(1+5divided 1000)^4 = 1215.5

nearest dollar is 1216

PLSS HELP WILL MARK BRAINLIEST!

Answers

Answer:

y = 5

Step-by-step explanation:

The triangle is an isosceles triangle, which means that it has two equal sides and two equal angles.

Therefore, angles B and C are both equal to 75°.

A triangle measures 180°.

75 + 75 + x = 180

150 + x = 180

x = 30°

Angle A has to equal 30°.

(4y + 10)° = 30

4y + 10 - 10 = 30 - 10

4y = 20

y = 5

Hope that helps.

Lehana and Marty each opened a savings account with a deposit of $100.
● Lehana earned 2.5% simple interest per year.
● Marty earned 2% simple interest per year.
● Neither of them made additional deposits or withdrawals.
How much more did Lehana receive in interest than Marty after three years?

Answers

Answer:

100*.025*3=7.5 100+7.5=107.5

100*.02*3=6 100+6=106

107.5-106=1.5

$1.50

Step-by-step explanation:

thats it

Austin Moore has been working in a factory for 28 years. He is preparing to retire. His pension is calculated on the average of his last 3 years’ salaries where he earned $48,592, $47,590, and $47,710. His employer will give him 1.8% of that average for each year he worked. Calculate his pension.

Answers

Answer:24,173.856

Step-by-step explanation: you calculate the average of the last 3 years then find 1.8% of that number and then multiple by 28 years to find his total pension

Answer:

★ The answer is 24,173.856

Step-by-step explanation:

Hope you have a great day

Mindy is saving money. She started with $0. After 6 weeks, she had $90 saved.

Mindy is not sure exactly how much money she saved each week. She assumes that she saved money at a constant rate from when she started saving money through week 6

Answers

Explain: you divide 90 by 6 (the weeks)
Answer: She mad $15 each week

PLEASE HELP!!!I NEED IT

Answers

Answer:

10. y = 49, x = 15

11. y = 4, x = 61

PLS HELP!!!!! Use the given parallelogram to find the length of side AB

Answers

Answer:

x+3=2x-6

2x-x=3+6

x=9

AB=9

You have two regular polygons
A & B
. The ratio of the interior angles of
A & B
is

21: 22
. The ratio of the exterior angles is
3:2
. How many sides does each polygon have?

Answers

Answer:

First polygon has 16 sides

Second polygon has 24 sides

Step-by-step explanation:

Let the number of sides for first polygon be a and that for the second polygon be b

formula for sum of interior angle is;

180n-360

So for individual interior angle we have;

(180n-360)/n

So for polygon A

(180a-360)/a

For polygon B

(180b-360)/b

Let’s divide both to equate to the ratio

(180a-360/a)/(180b-360)/b) = 21/22

Factor out 180

(a-2)/a * b/b-2 = 21/22

b(a-2)/a(b-2) = 21/22

22b(a-2) = 21a(b-2) •••••• (i)

For the second part

Sum of exterior angle of any polygon is 360

Individual exterior angle is 360/n

for the first polygon;

360/a ;

For the second 360/b

Thus;

b/a = 3/2

2b = 3a ••••••••(ii)

b = 3a/2

11(2b)(a-2) = 21a(b-2)

11(3a)(a-2) = 21a( 3a/2-2)

33a(a-2) = 21a(3a-4)/2

22a(a-2) = 7a(3a-4)

22a^2 - 44a= 21a^2-28a

22a^2-21a^2+28a - 44a = 0

a^2 + 28a - 44a = 0

a^2 -16a = 0

a(a-16) = 0

a = 0 (which cannot be)

or a-16 = 0

a = 16

Recall;

b = 3a/2

b = 3(16)/2

b = 24

What is the value of x?

Answers

(X + 5)(x + 4) = (x + 12)(x + 1)
x^2 + 9x + 20 = x^2 + 13x + 12
4x = 8
x = 2

x = 2

PLZ HELP ASAP!!!Solve the inequality -20+6x>10

Answers

Answer:

x>5

Step-by-step explanation:

Solve 3x - 7 = 32
Plssss helpp

Answers

Answer:

x=13

Step-by-step explanation:

Move all terms that don't contain  x to the right side and solve.

Brainly plss

Answer:

x=13

Step-by-step explanation:

Decrease £280 by 15%

Answers

Answer:

238

Step-by-step explanation:

280 times 0.85 = 238

I NEED THE ANSWERS QUICK!!! PLEASE TELL ME ILL GIVE BRAINLIEST!!!!!!!!!!!!

Answers

Answer:

(3,-8) (2,-10)

Step-by-step explanation:

Graph and see where the points are, if they are in the solution, they are correct.

Please mark me brainlist and solve the question I just asked.

Have a good day :)

Work out the area of a rectangle with base, b=38mm and perimate, P = 78mm

Answers

Answer:

741 mm squared

Step-by-step explanation:

area=base times height

perimeter= 78/4=

1 side=19.5mm

base=

38mm times 19.5=741mm squared

i hope i helped<3

PLZ HELP ME
saeszxdrctfvgybhunjimkoploihuy7gt5rdesxrdfghbinug 6frbed46c5rtf

Answers

Answer:

Sorry just trying to get pts

Step-by-step explanation:

Liam has 12 red balloons and 14 blue balloons.He put all of his balloons in 2 equal groups. How many balloons are in each group? A.13 B.14 C.26 D.52

Answers

Answer:

A.13

Step-by-step explanation:

You just have to add the 12 and the 14 and then divide it by 2.

12+14=26

26/2= 13

Hope it helps!

Answer:

56 i did the work

Step-by-step explanation:

PLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASEPLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASEPLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASE

Answers

Answer and Step-by-step explanation:(MAKE ME BRAINLIEST)

Multiplying binomials using area model.

Answers

Answer:

4x²+35x+24

Step-by-step explanation:

FOIL the binomials and simplify

4x^2 + 35x + 24

That's all I know.

the answer are 1/2 1/3 1/8 1/24​

Answers

The answer is 1/24 because the first spinner has a chance of 1/6 and the second spinner has a chance of 1/8.

Answer:

1/24

Step-by-step explanation:

The first spinner has 6 letters. The letter A is 1 of those letters. So, the probability of the pointer landing on A is 1/6.

The second spinner has 8 numbers. The numbers 3 and 6 are 2 out of those 8 numbers. So, the probability of the pointer landing on 3 or 6 is 2/8 or 1/4.

Now multiple the two probabilities together.

1/6 × 1/4 = 1/24

Hope that helps.

28
Which of the following translates the expression, "Twice a number
decreased by 8" correctly?
O 2x+8
O 8 + 2x
O 2X-8
8 - 2x

Answers

Answer:

I believe that the answer is 2x-8

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