SOLUTION: solve the equation 5x+3y=12 and 4x-5y=17

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Question 266111: solve the equation 5x+3y=12 and 4x-5y=17
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
Here is our system
(i)5x+%2B+3y+=+12
(ii) 4x+-5y+=+17
step 1 - multiply (i) by 5 and (ii) by 3 to get
(iii) 25x+%2B+15y+=+60
(iv) 12x+-+15y+=+51
step 2 - add down to get
(v) 37x+=+111
divide to get
x = 3
So, y = -1