x=10
If 3x = x + 10 then 2x = 10 and x = 5
x = 2
3x + 2 = -10 3x = -12 x = -4
3x+6 = x-10 3x-x = -10-6 2x = -16 x = -8
x + 3x = 40 4x = 40 x = 10.
10 - 3x = x - 2x + 40 10 - 3x = - x + 40 10 - 40 = 3x - x -30 = 2x -15 = x
x+5 = 3x+15 x-3x = 15-5 -2x = 10 x = -5
x = 2
x=-3
x=5
The answer is -7