Question

Moria solves a problem on the board. What error did Moria make and how can she correct it? 12x + 10 = 54- 10x

Answer 1

12x + 10 = 54 - 10x

12x + 10x = 54 - 10

22x = 44

divide both side by 22

22x = 44

22 22

x = 2