Question

Given: 4(x + y) = 48
y = 6
Prove: x = 6​

Answer 1

you have to replace y with 6 to prove that x = 6

4(x + 6) = 48

4x + 24 = 48

4x = 24

x=6

Answer 2

48/4=12 12-6=6 so x is 6