-9=-2-k*8

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Solution for -9=-2-k*8 equation:


Simplifying
-9 = -2 + -1k * 8

Reorder the terms for easier multiplication:
-9 = -2 + -1 * 8k

Multiply -1 * 8
-9 = -2 + -8k

Solving
-9 = -2 + -8k

Solving for variable 'k'.

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

Add '8k' to each side of the equation.
-9 + 8k = -2 + -8k + 8k

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

Add '9' to each side of the equation.
-9 + 9 + 8k = -2 + 9

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

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

Divide each side by '8'.
k = 0.875

Simplifying
k = 0.875

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