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Y = 2x-5 and Y = 2x plus 7 is a linear system which intersects at points (-2,2)
3y = 2x + 15
2x+y=1
Solve for y.2x+y=5*subtract 2x from both sides*2x+y-2x=5-2xy=-2x+5 / y=5-2x
It is 5x+y