Question 1 1. Which expression is equivalent to 4(2x + 3)?
A. 4 + 2x + 4 +3
B. 8x + 12
C. 8x + 3
D. 4 + 2x + 12
СА
OB
oc
CD

B.) 8x + 12

Step-by-step explanation:

Using the Distributive Property the 4 is multiplied by each number inside the parentheses

4*2x = 8x

4*3 = 12

8x+12

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step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: