-1+7k+2k=-10

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Solution for -1+7k+2k=-10 equation: 


Simplifying
-1 + 7k + 2k = -10

Combine like terms: 7k + 2k = 9k
-1 + 9k = -10

Solving
-1 + 9k = -10

Solving for variable 'k'.

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

Add '1' to each side of the equation.
-1 + 1 + 9k = -10 + 1

Combine like terms: -1 + 1 = 0
0 + 9k = -10 + 1
9k = -10 + 1

Combine like terms: -10 + 1 = -9
9k = -9

Divide each side by '9'.
k = -1

Simplifying
k = -1

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