-x+3(x+1)=

Solution for -x+3(x+1)= equation:

Simplifying
-1x + 3(x + 1) = 0

Reorder the terms:
-1x + 3(1 + x) = 0
-1x + (1 * 3 + x * 3) = 0
-1x + (3 + 3x) = 0

Reorder the terms:
3 + -1x + 3x = 0

Combine like terms: -1x + 3x = 2x
3 + 2x = 0

Solving
3 + 2x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + 2x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 2x = 0 + -3
2x = 0 + -3

Combine like terms: 0 + -3 = -3
2x = -3

Divide each side by '2'.
x = -1.5

Simplifying
x = -1.5