(-3) 4x + 6y= 7
(4) 3x + 4y= 5
-12x-18y=-21
12x+16y= 20
-2y=-1
Y=-1/-2
Y= .5
4x+6(.5)= 7
4x=7+3
4x=4
X=4/4
X= 1
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(-3) 4x + 6y= 7
(4) 3x + 4y= 5
-12x-18y=-21
12x+16y= 20
-2y=-1
Y=-1/-2
Y= .5
4x+6(.5)= 7
4x=7+3
4x=4
X=4/4
X= 1