risolatziyovudd
16.10.2020 •
Mathematics
-2a^2+(3a-1)(a+5)-4a(a-9)
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Ответ:
-3a^2+50a-5
Step-by-step explanation:
First you remove all of the parentheses from the equation, then collect all of the like terms. Your final solution would be -3a^2+50a-5.
Ответ: