CrushedAutumn CrushedAutumn

14-11-2016
Mathematics

contestada

I need help with number 20. Please be sure to explain. Thank You! There is a picture attached btw.

I need help with number 20 Please be sure to explain Thank You There is a picture attached btw class=

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sassylassy sassylassy

14-11-2016

He should have added 1 to both sides to make the -1 on the right go to 0.
Then it would be 0 + m = -16 + 1 = -15
You can check your work by adding -1 and -15, which does in fact equal -16.
Hope this helped :)

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