hayesvolcano
25.02.2021 •
Mathematics
Select the expression equivalent to (-2x+8.1y)-(-9x+5.3y).
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Ответ:
7x+2.8y
Step-by-step explanation:
(-2x+8.1y)-(-9x+5.3y).
combine like terms
-2x - (-9x) = 7x
8.1y - 5.3y = 2.8y
Ответ:
I just answer somebody this question a few seconds ago:)