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mixer [17]
3 years ago
8

How do you Solve 5(x+1)=3x+12?

Mathematics
2 answers:
Llana [10]3 years ago
6 0
 <span>Expand
</span>5x+5=3x+12<span>x=7/2</span>
Vitek1552 [10]3 years ago
5 0
 <span>Expand
</span><span>5x+5=3x+12</span>
<span>Subtract 5 from both sides
</span><span>5x=3x+12−5</span>
<span>Simplify <span>3x+12−5</span> to <span>3x+7</span>
</span><span>5x=3x+7</span>
<span>Subtract <span>3x</span> from both sides
</span><span>5x−3x=7</span>
<span>Simplify <span>5x−3x</span> to <span>2x</span>
</span><span>2x=7</span>
<span>Divide both sides by 2
</span><span><span>x=<span>7/2</span></span></span>
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Find the area of the shape shown below.
miskamm [114]

Answer:

28 units^2

Step-by-step explanation:

1. First, let's divide this figure into two shapes: a square and a trapezoid. (Look at the image below explanation for division).

2. Next, we should know the area formulas of the square and trapezoid.

  • Square: s^2, where s = side
  • \frac{a+b}{2}h, where a and b = top and bottom and h = height

3. Solving Area of Square and Trapezoid

  • 4^2 = 4 * 4 = 16. Area of square is 16
  • \frac{4+2}{2}*4 = \frac{6}{2} * 4 = 3 * 4 = 12. Area of trapezoid is 12.
  • 16 + 12 = 28

Therefore, the area of the figure is 28 units^2.

5 0
2 years ago
Janet is three years older than her sister julie. Janet’s brother is eight years younger than their sister Julie. The sum of all
SOVA2 [1]

Answer:

Julie is 20

Janet is 23

Their brother is 12

Step-by-step explanation:

20+23+12=43+12=55

8 0
3 years ago
Help me with my math **50 pts** I mark brainliest**
s2008m [1.1K]

Answer:

2)

2x + 6x + 8 = 32

collect like terms

8x + 8 = 32

move the constant to the right hand side and change its sign.

8x = 32 - 8

Subtract the numbers

8x = 24

Divide both sides of the equation by 8

x = 3

8 0
3 years ago
Draw a line representing the "rise" and a line representing the "run" of the line. State the slope of the line in simplest form.
Oduvanchick [21]

Answer:

go up 1 from 9x and left 2

Step-by-step explanation:

-1/2 is the slope of the line

up means pos

right means pos

down means neg

left means neg

5 0
3 years ago
Which of the following represents the graph of f(x) = 2x − 3?
stepan [7]
Check the picture below

4 0
3 years ago
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