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x= 4 3x+ 5y = -8 ( , ) y= -3 6x + 5y = 9 ( , ) y= 5x -3x + y = 18 ( , ) x= 2y+5 2x - 3y = 8 ( , ) y= 7x + 8 y= 5x - 14 ( , ) x + y = 10 5x + y = 22 ( , ) hint: solve 1 of them for y 3x + y = -7 x + 2y =16 ( , ) y= 8x + 12 y=2x ( , ) x= y + 4 5x - y = -4 ( , ) -3x + 2y = 16 -2x + y = 9 ( , ) |