SOLUTION: y=-1/4x-2 3x-4y=24

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Question 384595: y=-1/4x-2
3x-4y=24
Answer by mananth(16946) About Me  (Show Source):
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y=-1/4x-2
3x-4y=24
..
substitute the value of y in second equation
..
3x-4((-x/4)-2)=24
3x+x+8=24
4x+8=24
-8 -8
4x=24-8
4x=16
/4
x=4
...
plug value of x in second equation
3*4-4y=24
12-4y=24
4y=12-24
4y=-12
/4
y=-3
...
%28highlight%28x=4y=-3%29%29
m.ananth@hotmail.ca