(b-c+9b-c+3)a+b=?
please
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Answered by
5
Answer:
(b-c+9b-c+3)a+b
(10b-2c+3)a+b
10ba-2cab+3ab
Step-by-step explanation:
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Answered by
2
Answer:
(b-c+9b-c+3)a+b
=a+b(b-c+9b-c+3)
=a(b-c+9b-c+3)+b(b-c+9b-c+3)
=ab-ac+9ba-ca+3a+b^2-bc+9b^2-bc+3b
=ab+9ba-ac-ac+3a+b^2+9b^2-bc-bc+3b
=10ab-2ac+3a+10b^2-2bc+3b
Step-by-step explanation:
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