brianat102205 brianat102205

04-09-2020
Mathematics

contestada

-5a2 +9 – 2a + 3a+1 – 3a
А
B
-
-2a2 + 6a – 9
-15a2 6a +9
-8a² 5a - 10
-2a2 - 5a - 10
с
D

5a2 9 2a 3a1 3a А B 2a2 6a 9 15a2 6a 9 8a 5a 10 2a2 5a 10 с D class=

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SavCRawf SavCRawf

04-09-2020

Answer:

D. -2a∧2-5a+10

Step-by-step explanation:

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lovebts84 lovebts84

04-09-2020

The answer is C. 8a 5a - 10

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