SOLUTION: Please help. Which of the ordered pairs (3, 1), (0,-4), (-4, 0), (-3 , -7) are solutions for the equation x - y = 4. Thanks JMS

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Question 111864: Please help.
Which of the ordered pairs (3, 1), (0,-4), (-4, 0), (-3 , -7)
are solutions for the equation x - y = 4.
Thanks
JMS
Found 2 solutions by scott8148, checkley71:
Answer by scott8148(6628)   (Show Source): You can put this solution on YOUR website!
plug the x and y values from the ordered pairs (x,y) into the equation and see which ones work
Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!
3-1=2 NOT A SOLUTION.
0-(-4)=0+4=4 A SOLUTION.
-4-0=-4 NOT A SOLUTION.
-3-(-7)=-3+7=4 A SOLUTION.
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