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Mathematics 11 Online
OpenStudy (anonymous):

What is the value of b? –7b = –42 b =

OpenStudy (anonymous):

@iGreen @gorv

OpenStudy (anonymous):

I'm not Igreen or gorv but I'll try to help :D All you need to do is multiply everything by -7. Your equation is \[\frac{ -7b }{ -7 } = \frac{ -42 }{ -7 }\]

OpenStudy (anonymous):

Can you solve this?

OpenStudy (anonymous):

hmm. i got 6? idk how :/

OpenStudy (anonymous):

It's because we need to do the opposite of what is being done to get b alone. In this case it was division. So we had to divide across the board to keep it even. -42/-7 is 6! You are correct! Nice job!

OpenStudy (anonymous):

THANK YOU SO MUCH :)

OpenStudy (anonymous):

Np!!

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