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3(-3+2y)+4y=1
x=-3+2y
-9+6y+4y=1
x=-3+2y
10y=10
x=-3+2
y=1
x=-1
y=1
b)x=-5y+4
3(-5y+4)-2y=-5
x=-5y+4
-15y+12-2y=-5
x=-5y+4
-17y=-17
x=-1
y=1
3x-2y+3=2x
3x +4y= 1
1x - 2y= -3 / x2
3x - 4y= 1
2x - 4y= -6
3x - 4y= 1
5x=-5 /5
x= -1
-2y= -3 - 1
-2y= -4 /-2
y=2
b)-2x+5y=-3x+4
3x-2y=-5
x + 5y= 4
3x - 2y= -5
x=4 - 5y
3(4-5y) - 2y= - 5
x=4 - 5y
12 - 15y - 2y= -5
x= 4- 5y
-17y=-17/-17
y=1
x=4 - 5x1
y=1
x=-1
3(-3+2y)+4y=1
x=-3+2y
-9+6y+4y=1
x=-3+2y
10y=10
x=-3+2
y=1
x=-1
y=1
b)x=-5y+4
3(-5y+4)-2y=-5
x=-5y+4
-15y+12-2y=-5
x=-5y+4
-17y=-17
x=-1
y=1
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