SOLUTION: Solve the following system of equations: 3x-2y=-2 4x+3y=20

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Question 173438: Solve the following system of equations:
3x-2y=-2
4x+3y=20
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
3x-2y=-2
4x%2B3y=20
3x-2y=-2 * 4 = 12x-8y=-8
4x%2B3y=20 * 3 =12x%2B9y=60 subtract these two
12x-8y=-8
12x%2B9y=60
-----------------
+++-17y+=+-68
+y+=+4
plug in using y =4 and solve for x
3x-2%284%29=-2
3x+-8+=+-2
3x+=+6
x+=+2
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