8k-13=5k+7k+9

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Solution for 8k-13=5k+7k+9 equation:


Simplifying
8k + -13 = 5k + 7k + 9

Reorder the terms:
-13 + 8k = 5k + 7k + 9

Reorder the terms:
-13 + 8k = 9 + 5k + 7k

Combine like terms: 5k + 7k = 12k
-13 + 8k = 9 + 12k

Solving
-13 + 8k = 9 + 12k

Solving for variable 'k'.

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

Add '-12k' to each side of the equation.
-13 + 8k + -12k = 9 + 12k + -12k

Combine like terms: 8k + -12k = -4k
-13 + -4k = 9 + 12k + -12k

Combine like terms: 12k + -12k = 0
-13 + -4k = 9 + 0
-13 + -4k = 9

Add '13' to each side of the equation.
-13 + 13 + -4k = 9 + 13

Combine like terms: -13 + 13 = 0
0 + -4k = 9 + 13
-4k = 9 + 13

Combine like terms: 9 + 13 = 22
-4k = 22

Divide each side by '-4'.
k = -5.5

Simplifying
k = -5.5

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