SOLUTION: Complete each ordered pair so that it is a solution of the given linear equation. x-4y=-7; ( ,5), (-15, )

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Question 1117540: Complete each ordered pair so that it is a solution of the given linear equation.
x-4y=-7; ( ,5), (-15, )
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
given:
x-4y=-7
(x,y)=(x ,5) =>y=5
x-4y=-7...substitute y=5
x-4%2A5=-7
x-20=-7
x=20-7
x=13 ->(13 ,5)
(x,y)=(-15, y) =>x=-15
x-4y=-7...substitute x=-15
-15-4y=-7
-15%2B7=4y
4y=-8
y=-2 ->(-15 ,-2)