an exterminator charges 80 dollars to visit a home and 35 dollars to spray each room. if the total bill was 395 dollars, how man y rooms were sprayed
2 answers:
395-80=315 315/35=9 9 rooms were sprayed
Assuming there was only 1 visit V= visit = 80 S=rooms sprayed= 35 x=amount of rooms sprayed (80)+x(35)=395 subtract 80 from both sides x(35)=315 divide 35 from both sides x=9 9 rooms were sprayed
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