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3 years ago

9

A plumber charges $30.00 per call plus $25.00 per hour. If a certain repair cost $80.00, how long does it take?

1 answer:

Liono4ka [1.6K]3 years ago

3 0

Answer:

2 hours

Step-by-step explanation:

Y=25x+30

80=25x+30

50=25x

2=x

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<u>Step-by-step explanation:</u>

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