15+6*(3+x)=

Solution for 15+6*(3+x)= equation:

Simplifying
15 + 6(3 + x) = 0
15 + (3 * 6 + x * 6) = 0
15 + (18 + 6x) = 0

Combine like terms: 15 + 18 = 33
33 + 6x = 0

Solving
33 + 6x = 0

Solving for variable 'x'.

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

Add '-33' to each side of the equation.
33 + -33 + 6x = 0 + -33

Combine like terms: 33 + -33 = 0
0 + 6x = 0 + -33
6x = 0 + -33

Combine like terms: 0 + -33 = -33
6x = -33

Divide each side by '6'.
x = -5.5

Simplifying
x = -5.5