Question

Steve was assigned the task of replacing all the light bulbs in the school cafeteria over the summer. So far he has replaced 56 light bulbs and has 109 more to change. What is the total number of light bulbs in the cafeteria? Write and solve an equation to find the answer.

Answer 1

165

Explanation:

x-56=109

add 56 to both sides

x=165

Answer 2

165 total

Explanation:

56 he has donw + 109 he has left + 165 total