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I don't know where to start. Which one of the following systems of equations has the solution (-3, 7)? X ='10 b) 7X+3y=4 3X+3y=8 3X+2y=5

I don't know where to start.

Which one of the following systems of equations has the solution (-3, 7)? X ='10 b) 7X+3y=4 3X+3y=8 3X+2y=5 2X+y=l d) y= 7X +4 -3x2y=-5 y=-%X+4

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