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Mathematics 7 Online
OpenStudy (anonymous):

Can someone help me solve this: 20x-20y=40 20-15y=20

OpenStudy (anonymous):

x= -2 y=-4

OpenStudy (anonymous):

but can u show me the steps in how u solved it

OpenStudy (anonymous):

@Akki_19 You can't just give out answers like that. She said "help me solve this".

OpenStudy (anonymous):

@TwinYang can u show me the steps? anyone wanna show me the steps please

OpenStudy (anonymous):

20x-20y=40 20x-15y= 20 Eliminiate 20x by subtracting it you will get y = -4 Put in any of the equations you presented to get the value of x

OpenStudy (anonymous):

oh ok thank you

OpenStudy (anonymous):

Welcome

OpenStudy (anonymous):

Much better.

OpenStudy (anonymous):

Thanks

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