innapatelip
innapatelip
29-03-2017
Mathematics
contestada
-24-8x=12; 1+5/9y=-7/8x
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Evsan29
Evsan29
29-03-2017
x=-9/2
y=-711/80
1.solve for x
2.substitute -9/2 for x on the second equation
3.solve for y
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