-x+3(x+1)=c

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

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

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

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

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

Solving
3 + 2x = c

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 = -3 + c

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

Divide each side by '2'.
x = -1.5 + 0.5c

Simplifying
x = -1.5 + 0.5c