maribel199916 maribel199916

13-04-2018
Mathematics

contestada

Evaluate-3×a -4×for ×=-1

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Аноним Аноним

13-04-2018

-3(-1)a - 4(-1)
3a + 4 <--------------Answer simplified

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penfila11Pen penfila11Pen

13-04-2018

Hey there :)

-3xa - 4x

We are given x to be - 1

Therefore, we simply substitute
- 3 ( - 1 ) a - 4 ( - 1 )
3a + 4

There are no more like-terms, so that is your simplified form

Answer Link

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