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 = -8
-8 + -9k + k + -2k = 0

Combine like terms: -9k + k = -8k
-8 + -8k + -2k = 0

Combine like terms: -8k + -2k = -10k
-8 + -10k = 0

Solving
-8 + -10k = 0

Solving for variable 'k'.

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

Add '8' to each side of the equation.
-8 + 8 + -10k = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -10k = 0 + 8
-10k = 0 + 8

Combine like terms: 0 + 8 = 8
-10k = 8

Divide each side by '-10'.
k = -0.8

Simplifying
k = -0.8

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