Betty calculates how much salary she earns waiting tables using the following formula: S = 2.5h + t, where S represents her whole salary, h is the number of hours she worked, and t is the amount of tips earned. If Betty worked 35 hours and earned $642.50 in tips, what was her total salary?
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730
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Step-by-step explanation:
s= 2.5h + t
h= 35hr
t = 642.5
= 2.5(35) + 642.5
= 87.5 + 642.5
s = 730
Well she will earn 730 according to the mentioned hours and tips.
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