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x+5y=-11 4x-3y=2
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Charlotte071

by Charlotte071 at April 22, 2011

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x=-5y-11 4(-5y-11)-3y=2 -20-44-3=2+44 20y-3y=2+44 -23y/23=46/23 y=-2 x=-5(-2)-11 10-11 x=-1
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Charlotte071 Charlotte071 April 22, 2011

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the first equation will be in boldthe second equation will be underlined1) x+5y=-112) 4x-3y=23) 4x+20y=-444) 4x=2+3ysubstitute step 4 into step 3 so:2+3y+20y=-4423y=-46y=-2substitute y=-2 into equation 1 to getx+5(-2)=-11x-10=-11x=-1sox=-1y=-2
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Killer Killer April 22, 2011

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x=-1 y=-2
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Charles Charles April 25, 2011

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