Question

Is 5 a solution to 7x-4+x=12? Explain

Answer 1

No, 5 is not the solution...

Explanation:

7x-4+x=12

7x+x=12+4

8x=16

x=16/8

x=2 is the solution

Answer 2

No, 5 isn't a solution to 7x - 4 + x = 12

Explanation:

7x - 4 + x = 12

combine common x-values

8x - 4 = 12

add

8x = 16

solve for x

x = 2