SOLUTION: determine whether (-9,1) is a solution of 7x-8y=-5

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Question 259185: determine whether (-9,1) is a solution of 7x-8y=-5
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
7x-8y=-5
7(-9)-8*(1)=-5
-63-8=-5
-71=-5
since they are not equal (-9,1) is not a solution