emilylovesarizona696 emilylovesarizona696

18-10-2021
Mathematics

contestada

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?

Respuesta :

lucassarvas lucassarvas

18-10-2021

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

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