k-7-9k=15

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Solution for k-7-9k=15 equation:


Simplifying
k + -7 + -9k = 15

Reorder the terms:
-7 + k + -9k = 15

Combine like terms: k + -9k = -8k
-7 + -8k = 15

Solving
-7 + -8k = 15

Solving for variable 'k'.

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

Add '7' to each side of the equation.
-7 + 7 + -8k = 15 + 7

Combine like terms: -7 + 7 = 0
0 + -8k = 15 + 7
-8k = 15 + 7

Combine like terms: 15 + 7 = 22
-8k = 22

Divide each side by '-8'.
k = -2.75

Simplifying
k = -2.75

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