Question

Explain how you know the equation x + 1 = 4 is equivalent to the equation 4x + 8 = 20.

Answer 1

Answer:

4-1=3

x=3

and

4x + 8 = 20

     -8     -8

4x       = 12

4             4

x          = 3

Step-by-step explanation:

both x values equal 3