SOLUTION: is (15,-6) is ordered pair or solution? -3y=x+3 2y=4x-72

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Question 147457: is (15,-6) is ordered pair or solution?
-3y=x+3
2y=4x-72

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!

Start with the given equation.


Plug in and .


Evaluate and simplify the left side.


Evaluate and simplify the right side.


Since the equation is true, this means that (15,-6) is a solution.


Start with the given equation.


Plug in and .


Evaluate and simplify the left side.


Evaluate and simplify the right side.


Since the equation is true, this means that (15,-6) is a solution.


Since all of the equations of the system are true, this means that (15,-6) is a solution




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