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OpenStudy (anonymous):
Solve the system of equations using substitution. 3y = -1/2x + 2 y = -x + 9
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OpenStudy (help!!!!):
I would rearranged theses to x+y=numbers
OpenStudy (luigi0210):
Sub in y from the second equation into the first
OpenStudy (xapproachesinfinity):
you have y=-x+9 then 3y=-1/2x+2 becomes 3(-x+9)=-1/2x+2 -3x+27=-1/2x+2 solve for x
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