brookefrancett
01.12.2020 •
Mathematics
Erica is hiking down a mountain. She descends at a rate of 36 feet per
hour. She began the descent at 10 a.m. and finished at 6 p.m. What was
her change in elevation after two hours?
A-72
B -8
C 72
D8
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Ответ:
-2x -10
Step-by-step explanation:
16x–18x–10
Combine like terms
-2x -10