Posted by Tonia on Wednesday, April 21, 2010 at 8:41pm.
First you need to replace the x in the original equation with the given variable 48-7y
8(48-7y) + 3y = -40
384 -56y +3y=-40
-56y + 3y = -40 - 384
-53y = -424
-53y/-53=-424/-53
y=8 x=-8
Ordered pair (8,-8)
sorry, I typed ordered pair wrong, the ordered pair is (-8, 8)
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