3(x+3)+42=

Solution for 3(x+3)+42= equation:

Simplifying
3(x + 3) + 42 = 0

Reorder the terms:
3(3 + x) + 42 = 0
(3 * 3 + x * 3) + 42 = 0
(9 + 3x) + 42 = 0

Reorder the terms:
9 + 42 + 3x = 0

Combine like terms: 9 + 42 = 51
51 + 3x = 0

Solving
51 + 3x = 0

Solving for variable 'x'.

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

Add '-51' to each side of the equation.
51 + -51 + 3x = 0 + -51

Combine like terms: 51 + -51 = 0
0 + 3x = 0 + -51
3x = 0 + -51

Combine like terms: 0 + -51 = -51
3x = -51

Divide each side by '3'.
x = -17

Simplifying
x = -17