SOLUTION: Solve the equation by addition: 9x + 4y = 104 x - 5y = 17 x = y =

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Question 633525: Solve the equation by addition:
9x + 4y = 104
x - 5y = 17
x =
y =
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

9x + 4y = 104 

 x - 5y = 17        |Multiplying 2nd EQ by 9 and subtracting from the 1st EQ to eliminate x

    49y = -49

        y = -1  and x = 12     x+=+5%2A-1+%2B+17