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Mathematics 17 Online
OpenStudy (anonymous):

Solve system of equation: -24-8x=12y 1+5/9y= -7/18x. Would this be correct? -24-8x=12y +8x +8x ____________ 5/9 (12y+8x= -24) 12 (-5/9y- 7/18x= 1) __________________ 6 2/3y +4 4/9x= -13 1/3 -6 2/3y -4 2/3x= 12 -2/9x= -1 1/3 X= 6 12y+8(6)=-24 12y+48=-24 -48 -48 _____________ 12y= -72 Y= -6 (x,y)= (6,-6)

OpenStudy (shinalcantara):

yep

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