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Mathematics 15 Online
OpenStudy (anonymous):

Andrew solved the following inequality, and his work is shown below: −4(x + 8) + 25 ≤ −2 + 1(x − 50) −4x − 32 + 25 ≤ −2 + 1x − 50 −4x − 7 ≤ 1x − 52 −5x ≤ −45 x ≤9 What mistake did Andrew make in solving the inequality? He subtracted 1x from both sides when he should have added 4x. When dividing by −5, he did not change the ≤ to ≥. He added 7 to both sides when he should have added 52. He did not make a mistake. I got B

OpenStudy (anonymous):

b

OpenStudy (kendricklamar2014):

These are the correct steps:

OpenStudy (kendricklamar2014):

Now with this info, can you tell me what he did wrong @Madisons_xo_beauty

OpenStudy (anonymous):

D i guess... cause none else apply

OpenStudy (anonymous):

@KendrickLamar2014

OpenStudy (kendricklamar2014):

Let me see

OpenStudy (kendricklamar2014):

I agree with you up there ^ its B because the answer comes out:|dw:1424224128313:dw|

OpenStudy (kendricklamar2014):

Do you get it now @Madisons_xo_beauty

OpenStudy (anonymous):

yep... thanks @KendrickLamar2014

OpenStudy (kendricklamar2014):

No Problem

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