09-06-2018
Mathematics

contestada

8a-(7b-4a)-3(4a+2b)

(Simplifying algebraic expressions)

Respuesta :

amysing16 amysing16

09-06-2018

First, Simplify The Brackets
8a-7b-4a-3(4a+2b)

Collect like terms
(8a+4a)-7b-3(4a+2b)

Simplify
12a-7b-3(4a+2b)

Expand
12a-7b-12a-6b

Collect like terms again
(12a-12a)+(-7b-6b)

The answer is -13b

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