Answer :
26 hours because you subtract 40 from 950 since the painter needs 40 for a ladder then you get 910.then you divide (910\35)... that how you get 26
ladder rental: $40
Charge per hour: $35
x=hours
cost=fixed cost + (charge per hours x hours)
Replacing with the values given:
y=40+35x
or
y=35x+40
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