3(2+q)+15=q

Solution for 3(2+q)+15=q equation:

Simplifying
3(2 + q) + 15 = q
(2 * 3 + q * 3) + 15 = q
(6 + 3q) + 15 = q

Reorder the terms:
6 + 15 + 3q = q

Combine like terms: 6 + 15 = 21
21 + 3q = q

Solving
21 + 3q = q

Solving for variable 'q'.

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

Add '-1q' to each side of the equation.
21 + 3q + -1q = q + -1q

Combine like terms: 3q + -1q = 2q
21 + 2q = q + -1q

Combine like terms: q + -1q = 0
21 + 2q = 0

Add '-21' to each side of the equation.
21 + -21 + 2q = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 2q = 0 + -21
2q = 0 + -21

Combine like terms: 0 + -21 = -21
2q = -21

Divide each side by '2'.
q = -10.5

Simplifying
q = -10.5