SOLUTION: Maria bought seven boxes. A week later half if all her boxes were destroyed in a fire. There are now only 22a boxes left. With how many did she start? Show your work

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Question 718515: Maria bought seven boxes. A week later half if all her boxes were destroyed in a fire. There are now only 22a boxes left. With how many did she start? Show your work

Answer by algebrahouse.com(1659) About Me  (Show Source):
You can put this solution on YOUR website!
x = starting number of boxes

x + 7
------ = 22 {half of all boxes is 22}
2

x + 7 = 44 {multiplied each side by 2}
x = 37 {subtracted 7 from each side}

She started with 37 boxes

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