naguil1210
05.05.2020 •
Mathematics
A computer technician charges $75 for a consultation plus $35 per hour. The computer technician charges Bob $250. How many hours did the technician work for? *
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Ответ:
5 hours
Step-by-step explanation:
to get amount charged per hour
250-75=175
to get the total number
175/35=5
Ответ:
When you multiply variables with exponents, you add the exponents.