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12-09-2019
Mathematics

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Subtract 7a+3a-9 from 5a-6a-4 write your answer in the standard polynomial form

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16-09-2019

Answer:

-11a +5

Step-by-step explanation:

(5a-6a-4) -(7a+3a-9) = a(5-6-7-3) -4+9 = -11a +5

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