x = 1, y = -1
They are: x = -2 and y = -1.
{-4,-5}
3x=2x-12x=-12
-3x + (-18) = 2x + 7 +18 +18 -3x = 2x +25 -2x -2x -5x = 25 ----- ----- -5 -5 x=-5 *------- equals a division line
2x + 2 = 3x - 57 = x
They are: x = -2 and y = -1.
{-4,-5}
2x+3x = 5x
3x=2x-12x=-12
3x - 3 = 2x + 6 3x = 2x + 9 x = 9
y=(-1) x=(2)
-3x + (-18) = 2x + 7 +18 +18 -3x = 2x +25 -2x -2x -5x = 25 ----- ----- -5 -5 x=-5 *------- equals a division line
2x + 2 = 3x - 57 = x
3x - 12 = -2x + 235x = 35 so x = 7
3x
3x+5 = 2x+13 3x-2x = 13-5 x = 8
3x + 8 = 2x +28 3x - 2x = 28 - 8 x=20