Answer:
A = 55t + 125
B = 40t + 275
B is cheaper for 13 hours
Explanation:
Company A charges $55 per hour and a $125 equipment fee.
A = 55t + 125
Company B charges $40 per hour and a $275 equipment fee.
B = 40t + 275
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For 13 hours
A = 55(13) + 125 = 840
B = 40(13) + 275 = 795
B is cheaper