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Noah has a summer tree-trimming business. Based on experience, Noah knows that his profit, P, in dollars, can be modelled by = −32 + 150 − 1200, where x is the amount he charges per tree.

1. How much does he need to charge if he wants to break even?
2. How much does he need to charge if he wants to make a profit of $600?

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mackenziebuhl

Answer:

Addition form: x = 75 + √3 (675 − P) / 3

or

Subtract form: x = 75 − √3 (675 − P) / 3

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