3x+4y=25 3x-3y=-3 Following system of equations write answer as an ordered pair

asked Mar 4, 2016 4.2k views

3 votes

3x+4y=25
3x-3y=-3
Following system of equations write answer as an ordered pair

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4 votes

$3x+4y=25\\ 3x-3y=-3|\cdot(-1)\\\\ 3x+4y=25\\ \underline{-3x+3y=3}\\ 7y=28\\ y=4\\\\ 3x-3\cdot4=-3\\ 3x-12=-3\\ 3x=9\\ x=3\\\\ \boxed{(x,y)=(3,4)}$

John Moses answered Mar 8, 2016

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