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(7a-b+3) - (-2a-8b+8)

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asked Jan 17, 2019 18.2k views

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(7a-b+3) - (-2a-8b+8)

Mathematics
college

Vivan asked

by Vivan

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(7a-b+3)-(-2a-8b+8)
Apply plus/minus rule.
-(-a)= a and -(a)=-a
we get
(7a-b+3)-(-2a-8b+8)= 7a-b+3+2a+8b-8
Add like terms
=9a+7b-5

Answer: 9a + 7b - 5

Priyanka Rathee answered Jan 20, 2019

by Priyanka Rathee

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