3.5x-1=-1/2(-7x+2) i know how to solve it which is
3.5x−1=−−7x+22
3.5x−1=−1+7x2
3...
Mathematics, 22.08.2019 02:30 robjaykay
3.5x-1=-1/2(-7x+2) i know how to solve it which is
3.5x−1=−−7x+22
3.5x−1=−1+7x2
3.5x−1=7x2−1
3.5x=7x2
7x=7x
but i'm not sure how to check it. explain how?
Answers: 1
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