A plumber charges $50 for every house call and an additional $70 for each hour or work. For one house call yesterday, the plumber earned $435. Witch equation can be solved to find the number of hours the

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Settapon H asked Aug 25, 2022

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31 votes

A plumber charges $50 for every house call and an

additional $70 for each hour or work. For one house
call yesterday, the plumber earned $435.
Witch equation can be solved to find the number of hours the plumber worked on the house call?

Mathematics
college

Settapon H asked Aug 25, 2022

by Settapon H

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he worked 5.5 hours
50-70x= 435
70x = 385

S Krishna answered Aug 31, 2022

by S Krishna

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