15. Sylvia says the first step to solve 5 – 2(x + 1) = 13 will be 3(x + 1) = 13 Explain how you know she is wrong using order of operations, and find the answer.

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asked Apr 14, 2022 34.3k views

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Jon Gilbert · Answer 1 · 2022-04-14T21:03:05+0000

you first do -2(x+1) to get 5-2x-2=13
then you do 13-5= 8, then 8+-2=6
so then you have -2x=6
then -x= 3 and you have to times by -1 on both sides to get rid of -x
so the answer would be x=-3

15. Sylvia says the first step to solve 5 – 2(x + 1) = 13 will be 3(x + 1) = 13 Explain how you know she is wrong using order of operations, and find the answer.

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