3+3(2r+4)=

Solution for 3+3(2r+4)= equation:

Simplifying
3 + 3(2r + 4) = 0

Reorder the terms:
3 + 3(4 + 2r) = 0
3 + (4 * 3 + 2r * 3) = 0
3 + (12 + 6r) = 0

Combine like terms: 3 + 12 = 15
15 + 6r = 0

Solving
15 + 6r = 0

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + 6r = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 6r = 0 + -15
6r = 0 + -15

Combine like terms: 0 + -15 = -15
6r = -15

Divide each side by '6'.
r = -2.5

Simplifying
r = -2.5