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Mathematics 9 Online
OpenStudy (anonymous):

2x+7y=13 3x-5y=4 systems of equation, find y

OpenStudy (midhun.madhu1987):

Multiply equation 1 by 3 and equation 2 by 2. Then subtract them and x will be eliminated. Hence u can find y.

OpenStudy (anonymous):

But I'm not getting the right answer

OpenStudy (immanuelv):

what are you getting?

OpenStudy (anonymous):

i'm getting a fraction but I'm supposed to get either: 3, 1, -1, 0, or 4 but I'm not any of them

OpenStudy (anonymous):

I got it now. I had to use -3!

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