3(x+1)+x=-39

Solution for 3(x+1)+x=-39 equation:

Simplifying
3(x + 1) + x = -39

Reorder the terms:
3(1 + x) + x = -39
(1 * 3 + x * 3) + x = -39
(3 + 3x) + x = -39

Combine like terms: 3x + x = 4x
3 + 4x = -39

Solving
3 + 4x = -39

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 + 4x = -39 + -3

Combine like terms: 3 + -3 = 0
0 + 4x = -39 + -3
4x = -39 + -3

Combine like terms: -39 + -3 = -42
4x = -42

Divide each side by '4'.
x = -10.5

Simplifying
x = -10.5