SOLUTION: 4x-10y=18 -2x+5y=-9

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Question 983239: 4x-10y=18 -2x+5y=-9
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Multiply the second equation by 2 and add to the first.
4x-10y-4x%2B10y=18-18
0=0
True.
The second equation multiplied by (-2) is the first equation.
There are an infinite number of solutions.