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2x+ 2y = 2
3x+2y=5
2x=-2y+2/2
3x+2y=5
x=-y+1
3(-y+1)+2y=5
-3y+3+2y=5
-y=2
y=-2
x=2+1
x=3
d) x+4y = 11
2x+ 5y = -10
x+4y = 11
e) 4x + 5y = -4
6x + 7y = -6
f) 2x - 11y = 73
3x- 4y = 47
g) -2x + 5y = -10
7x- 4y = 8
h) 9x + 8y = 1
5x - 6y = 11