-7k-3(9-7k)=

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Solution for -7k-3(9-7k)= equation:


Simplifying
-7k + -3(9 + -7k) = 0
-7k + (9 * -3 + -7k * -3) = 0
-7k + (-27 + 21k) = 0

Reorder the terms:
-27 + -7k + 21k = 0

Combine like terms: -7k + 21k = 14k
-27 + 14k = 0

Solving
-27 + 14k = 0

Solving for variable 'k'.

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

Add '27' to each side of the equation.
-27 + 27 + 14k = 0 + 27

Combine like terms: -27 + 27 = 0
0 + 14k = 0 + 27
14k = 0 + 27

Combine like terms: 0 + 27 = 27
14k = 27

Divide each side by '14'.
k = 1.928571429

Simplifying
k = 1.928571429

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