Question

The quantity of x plus 20 over 2 = 3x

Answer 1

x=4

Explanation:

(x+20)/2 = 3x

Multiply 2 on both sides to get rid of denominator

x+20 = 6x

Subtract x on the left side of the equal sign on both sides to isolate the x (variable)

20 = 5x

Divide 5 by both sides to get x

4 = x