Question

3(2x - 4) + (3x + 1) = 5x + 21 -(x +1)

Answer 1

x=6.2

Explanation:

3(2x - 4) + (3x + 1) = 5x + 21 -(x +1)

6x-12+3x+1=5x+21-x-1

combine like terms:

9x-11=4x+20

move variables to same side by sub 4x and add 11

5x=31

x=6.2