SOLUTION: solving by elimination 5x-7y=-12 x-4y=-3 how do i solve ? i continue to get stuck when i find Y is it just no solution ?

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Question 922760: solving by elimination
5x-7y=-12
x-4y=-3
how do i solve ? i continue to get stuck when i find Y is it just no solution ?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Multiply the second equation by -5 and add to the first to eliminate x.
5x-7y-5x%2B20y=-12%2B15
13y=3
y=3%2F13
Then use either equation to solve for y.
5x-7%283%2F13%29=-12
5x-21%2F13=-156%2F13
5x=%28-156%2B21%29%2F13
5x=-%28135%2F13%29
x=-%2827%2F13%29