2x + 7 + 5 = 2x + 12 = 2*x + 2*6 = 2*(x+6)
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(x - 3)(2x - 7)
Y = 2x-5 and Y = 2x plus 7 is a linear system which intersects at points (-2,2)
5x - 3 + 2x + 7 = ?7x + 5 = ?
14x2 - 39x - 35 = (7x + 5)(2x - 7)
-3x + (-18) = 2x + 7 +18 +18 -3x = 2x +25 -2x -2x -5x = 25 ----- ----- -5 -5 x=-5 *------- equals a division line