Question 56572
-2(y=x-2) 
2y=x+1
_______
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-2y=-2x+4 
+2y=+x+1
_________
0=-x+5 [Solve for x]
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0=-x+5
x=5
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y=x-2 [Plug-in the value for x and solve for y]
y=(5)-2
y=3
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Checking:
y=x-2 [Plug-in the values for x and y]
(3)=(5)-2
3=3 [Checks out]