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(7a-b+3) - (-2a-8b+8)
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Jan 17, 2019
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(7a-b+3) - (-2a-8b+8)
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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
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Jan 20, 2019
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Priyanka Rathee
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