Question

Write an equation whose solution is x = 7.

Answer 1

Divide 5x by 5 to get x alone , then divide 35 by 5 and you get 7. x = 7

Answer 2

2x=14
_      _
2      2
x=7 
you are going to divide 2x by 2 to get the x alone. Then , you are going to do the same on the other side whcih is 14 by 2 = 7 . Last you will get you will answer x=7. Simple and Right !!!!