SOLUTION: how do you substitute? the equation is x=2y-3 4x-5y=-3 i dont understand how to dp this???

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Question 525107: how do you substitute? the equation is
x=2y-3
4x-5y=-3
i dont understand how to dp this???
Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
system%28x=2y-3%2C+4x-5y=-3%29
Substitute into the second equation 2y-3 instead of x
4%282y-3%29-5y=-3, open the brackets
8y-12-5y=-3
3y-12=-3 add 12 to the both sides of the equation
3y=-3%2B12
3y=9 divide by 3
y=9%2F3
y=3
Substitute y=3 into the first equation x=2y-3
x=2%2A3-3
x=3
Answer(3, 3)