7x-3y-15 14x+69=38 کارا 7x=+3y+15 7 14x=30-by 14 be) (ex+ 2y = 8 X-34-157 ((x+2y=8) (x-3y = 15) 1-18x=69=24 -3 2.14+ 0.42y = X F2.33 Slope 214-0.424 = x 7-233-2.33= -542 WETTHER Redo (6x +2y = 8) (x-3y = 15) (x -x or +1 6 -6x-2y = -8 or b -6x +18y = -98 8 6x + 20 =

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