SOLUTION: solve each of the following systems by substitution: 5x-2y=-5 y-5x=3

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Question 91567: solve each of the following systems by substitution:
5x-2y=-5
y-5x=3
Answer by uma(370) About Me  (Show Source):
You can put this solution on YOUR website!
5x-2y=-5----------(1)
y-5x=3
==> y = 5x+3 [adding 5x to both the sides]
substituting this value in (1), we get,
5x - 2(3+5x)= -5
==> 5x - 6 - 10x = -5
==> -5x = -5+6
==> -5x = 1
==> x = 1/-5
==> x = -1/5
So y = 5x+3
= 5(-1/5)+3
= -1+3
= 2
Thus x = -1/5 and y = 2
Good Luck