(3a-4b) (7a-2b)-2a+b
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Answered by
2
Step-by-step explanation:
21a^2-6ab-28ab+8b^2-2a+B
21a^2-34ab+8b^2-2a+b
a(21a-34b)+b(8b+1)-2ab
Answered by
2
21a^2 - 6ab - 28ab + 8^2a+b
21a^2 - 34ab + 8a^2 - 2a + b
a(21a - 34b) + b(8b + 1) - 2ab
Hope it helps you
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