-2(k+1)-(-8k-9)=5k

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Solution for -2(k+1)-(-8k-9)=5k equation:


Simplifying
-2(k + 1) + -1(-8k + -9) = 5k

Reorder the terms:
-2(1 + k) + -1(-8k + -9) = 5k
(1 * -2 + k * -2) + -1(-8k + -9) = 5k
(-2 + -2k) + -1(-8k + -9) = 5k

Reorder the terms:
-2 + -2k + -1(-9 + -8k) = 5k
-2 + -2k + (-9 * -1 + -8k * -1) = 5k
-2 + -2k + (9 + 8k) = 5k

Reorder the terms:
-2 + 9 + -2k + 8k = 5k

Combine like terms: -2 + 9 = 7
7 + -2k + 8k = 5k

Combine like terms: -2k + 8k = 6k
7 + 6k = 5k

Solving
7 + 6k = 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
7 + 6k + -5k = 5k + -5k

Combine like terms: 6k + -5k = 1k
7 + 1k = 5k + -5k

Combine like terms: 5k + -5k = 0
7 + 1k = 0

Add '-7' to each side of the equation.
7 + -7 + 1k = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 1k = 0 + -7
1k = 0 + -7

Combine like terms: 0 + -7 = -7
1k = -7

Divide each side by '1'.
k = -7

Simplifying
k = -7

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