ladybugys
01.09.2020 •
Mathematics
Simplify the expression -5(yz+ 2) - 9yz + 1+ y^2
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Ответ:
y² - 14yz - 9
Step-by-step explanation:
-5(yz + 2) - 9yz + 1 + y²
-5yz - 10 - 9yz + 1 + y²
-14yz - 9 + y² (COLLECT LIKE TERMS)
y² -14yz - 9 (REARRANGE)
Ответ:
pretty
Step-by-step explanation: