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Mathematics 7 Online
OpenStudy (anonymous):

Need help with a math problem 2(2*+1)+*=*+2*+18 The *= star

sam (.sam.):

2(2*+1)+*=*+2*+18 2(2*+1)+*-*=2*+18 2(2*+1)=2*+18 4*+2=2*+18 2*+2=18 2*=16 *=8

OpenStudy (anonymous):

The second step you subtracted * don't you have to do that to both sides? This is hands on equations 6th grade math

sam (.sam.):

actually yes but its obvious not to put it because they will cancel off, once you do a lot of math you'll understand

OpenStudy (anonymous):

How does it cancel off

OpenStudy (anonymous):

Thank you so so so so much I understand it now

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