3(2+k)+4(3+k)=

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

Simplifying
3(2 + k) + 4(3 + k) = 0
(2 * 3 + k * 3) + 4(3 + k) = 0
(6 + 3k) + 4(3 + k) = 0
6 + 3k + (3 * 4 + k * 4) = 0
6 + 3k + (12 + 4k) = 0

Reorder the terms:
6 + 12 + 3k + 4k = 0

Combine like terms: 6 + 12 = 18
18 + 3k + 4k = 0

Combine like terms: 3k + 4k = 7k
18 + 7k = 0

Solving
18 + 7k = 0

Solving for variable 'k'.

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

Add '-18' to each side of the equation.
18 + -18 + 7k = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 7k = 0 + -18
7k = 0 + -18

Combine like terms: 0 + -18 = -18
7k = -18

Divide each side by '7'.
k = -2.571428571

Simplifying
k = -2.571428571