-9k-12+2(k-1)=

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Solution for -9k-12+2(k-1)= equation:


Simplifying
-9k + -12 + 2(k + -1) = 0

Reorder the terms:
-9k + -12 + 2(-1 + k) = 0
-9k + -12 + (-1 * 2 + k * 2) = 0
-9k + -12 + (-2 + 2k) = 0

Reorder the terms:
-12 + -2 + -9k + 2k = 0

Combine like terms: -12 + -2 = -14
-14 + -9k + 2k = 0

Combine like terms: -9k + 2k = -7k
-14 + -7k = 0

Solving
-14 + -7k = 0

Solving for variable 'k'.

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

Add '14' to each side of the equation.
-14 + 14 + -7k = 0 + 14

Combine like terms: -14 + 14 = 0
0 + -7k = 0 + 14
-7k = 0 + 14

Combine like terms: 0 + 14 = 14
-7k = 14

Divide each side by '-7'.
k = -2

Simplifying
k = -2

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