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Ms yangs car needs to be repaired.The cost of the repair is going to be $40 per hour of work and an additional $120 for parts. Ms yang pays $400. Write and solve an equation to find how many hours it took
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Ms yangs car needs to be repaired.The cost of the repair is going to be $40 per hour of work and an additional $120 for parts. Ms yang pays $400. Write and solve an equation to find how many hours it took to repair her car.

User Harshkn
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8.2k points

1 Answer

5 votes
40x + 120= 400
40x= 280
X=7
It took 7 hours to repair.
User Josias
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7.7k points
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