6x-4+7=-5 6x+3=-5 6x=-8 x=-8/6 = -4/3
X=7 y=5
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
If: 9x+7 = 6x+25 Then: x = 6
x = 3/5 and y = 1/5
6x - 8 + 2x - 5 = 7 - 2x ?
If: 6x-4+7 = 5 Then: x = 1/3
6x-4+7=-5 6x+3=-5 6x=-8 x=-8/6 = -4/3
5
X=7 y=5
6x-5 = 7, 6x = 7+5, 6x = 12, x = 2
6x-7 = 3x+5 6x = 3x+12 (subtracting -7) 3x=12 (subtracting 3x) x=4 (dividing by 3)
3x - 8 = 7 so x = 5
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
If: 9x+7 = 6x+25 Then: x = 6
x = 3/5 and y = 1/5
4x + 7 = 6x -7 14=2x so x = 7 (plus a negative # is simply - that number)