SOLUTION: solve by substitution method 15x-20y=-1 15y=2+5x

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Question 884364: solve by substitution method 15x-20y=-1
15y=2+5x

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.15x-20y=-1
2.15y=2%2B5x
From eq. 2,
5x=15y-2
15x=45y-6
Substitute into eq. 1,
45y-6-20y=-1
25y=5
y=5%2F25
highlight%28y=1%2F5%29
Then,
5x=15%281%2F5%29-2
5x=3-2
5x=1
highlight%28x=1%2F5%29