Question

Solve the equation. Check your solution. 8=m-7

Answer 1

8=m-7
add 7 to both sides
m=15

Answer 2

8 = m - 7

8 (+7) = m -7 (+7)

15 = m

8 = (15 - 7)

8 = 8 (true)

m = 15  

hope this helps