2x-3y=-11. 3x+2y=20 system of equations I'm not good at these at all I still can't solve any of them

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22-01-2017
Mathematics

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2x-3y=-11. 3x+2y=20 system of equations I'm not good at these at all I still can't solve any of them

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Dakota221B Dakota221B · Answer 1 · 2017-01-22T20:00:28+01:00

Dakota221B Dakota221B

22-01-2017

Okay, so you what you would is solve one equation for Y=mx+b and then substitute this equation for Y so the answer would be Y=-3/2x + 20
And then you would do 2x-3(-3/2x+20)=-11 and you solve it for x
But to get y you would substitute what you got for x into ether equations.

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