5+9k+1+k+2(7+k)=

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Solution for 5+9k+1+k+2(7+k)= equation:


Simplifying
5 + 9k + 1 + k + 2(7 + k) = 0
5 + 9k + 1 + k + (7 * 2 + k * 2) = 0
5 + 9k + 1 + k + (14 + 2k) = 0

Reorder the terms:
5 + 1 + 14 + 9k + k + 2k = 0

Combine like terms: 5 + 1 = 6
6 + 14 + 9k + k + 2k = 0

Combine like terms: 6 + 14 = 20
20 + 9k + k + 2k = 0

Combine like terms: 9k + k = 10k
20 + 10k + 2k = 0

Combine like terms: 10k + 2k = 12k
20 + 12k = 0

Solving
20 + 12k = 0

Solving for variable 'k'.

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

Add '-20' to each side of the equation.
20 + -20 + 12k = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 12k = 0 + -20
12k = 0 + -20

Combine like terms: 0 + -20 = -20
12k = -20

Divide each side by '12'.
k = -1.666666667

Simplifying
k = -1.666666667

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