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irinina [24]
3 years ago
9

A plumber charges $70 per hour plus $40 for the call what does he charge for 4 hours of work

Mathematics
1 answer:
docker41 [41]3 years ago
6 0
First do $70(4). That would equal $280. Then do $280+$40=$320

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5 0
3 years ago
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Step 2: Subtract -20 from both sides.

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The answer is
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