(3a-x)(b+2x)-(x-3a)(b-2x)

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27-12-2019
Mathematics

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(3a-x)(b+2x)-(x-3a)(b-2x)

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nonsibi nonsibi · Answer 1 · 2019-12-27T18:58:05+01:00

nonsibi nonsibi

27-12-2019

Ok... so first use FOIL to combine the terms a bit.

(3a-x)(b+2x)-(x-3a)(b-2x) ----> 3ab+6ax-bx-2x²-(bx-2x²-3ab+6ax)

Now, we can combine like terms.

3ab+6ax-bx-2x²-(bx-2x²-3ab+6ax) ---> 6ab-2bx

answer: 6ab-2bx

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profarouk profarouk · Answer 2 · 2019-12-27T19:07:21+01:00

profarouk profarouk

27-12-2019

Good evening

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