Answer:
The range is -3≤y≤3 - 3≤y≤3.
Step-by-step explanation:
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8.5 • 5 = 42.5
2.5 • 5 = 12.5
42.5 - 12.5 = 30
The first electrician worked 30 hours longer than the second electrician.
The answer is 21.
Explanation:
5x3=15
15+6=21
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