Shantrice091101 Shantrice091101

13-10-2016
Mathematics

contestada

A moving company charges $800 plus $16 per hour. Another moving company charges $720 plus $21 per hour. How kind is a job that costs the same no matter which company is used?

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AlyssandraXD AlyssandraXD

13-10-2016

800 + 16h = 720 + 21h
80 = 5h
h = 16 hr

1200 + 100d = 3230 – 190d
290d = 2030
d = 7 days

2500 + 150m = 3000 + 125m
25m = 500
m = 20 months

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