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y=2x+2 y=2x﹣2 y=2(x﹣2) y=2(x+2)
x+y-1=0 x+y+3=0 x-y+1=0 x-y+3=0
(x-y)(-a+2b) (x-y)(a+2b) (x-y)(a-2b) -(x-y)(a+2b)
y=-3x+2 y=-3x-2 y=-3(x+2) y=-3(x-2)
y=2x+2 y=2x-2 y=2(x-2) y=2(x+2)
y=x2+2 y=x2﹣2 y=(x+2)2 y=(x﹣2)2 1
y=2x -1 y=2x +1 y=2 (x -1) y=2 (x +1)
y=(x﹣2)2+2 y=(x+2)2+2 y=(x+2)2﹣2 y=(x﹣2)2﹣2
y=﹣2(x+2) y=﹣2(x﹣2) y=﹣2x﹣2 y=﹣2x+2
2x-y=0 2x-y-2=0 x+2y-3=0 x-2y+3=0
2x–y=0 2x–y–2=0 x+2y–3=0 x+2y–5=0
y=2x+2 y=2x﹣2 y=2(x﹣2) y=2(x+2)
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y=﹣3x+2 y=﹣3x﹣2 y=﹣3(x+2) y=﹣3(x﹣2)
y=2x-4 y=2x+4 y=2x+2 y=2x-2
y=﹣(x+2)2 y=﹣x2+2 y=﹣(x﹣2)2 y=﹣x2﹣2
y=﹣(x+2)2 y=﹣x2+2 y=﹣(x﹣2)2 y=﹣x2﹣2