Question

How many solutions are there in 7(x+2)=7x-10

Answer 1

none 
...................

Answer 2

Distribute the 7 to both x and 2

7x + 14

7x + 14 = 7x - 10

7x (-7x) + 14 (-14) = 7x (-7x) - 10 (-14)

0 ≠ -24

your answer is no solutions

hope this helps