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Algebra
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An appliance company uses the function f(h) = 40h + 120 to calculate the total repair bill, f(h), for h number of hours worked. Find h if f(h) = $200.
8,120 hours <<< not sure if its
8,000 hours
5 hours
2 hours <<
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f(h) = 200 = 40h + 120 200 - 120 = 40h 80 = 40h 2 = h Just substitute and solve.
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