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

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


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

Reorder the terms:
9 + -21 + K + -7K + 9k = 0

Combine like terms: 9 + -21 = -12
-12 + K + -7K + 9k = 0

Combine like terms: K + -7K = -6K
-12 + -6K + 9k = 0

Solving
-12 + -6K + 9k = 0

Solving for variable 'K'.

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

Add '12' to each side of the equation.
-12 + -6K + 12 + 9k = 0 + 12

Reorder the terms:
-12 + 12 + -6K + 9k = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -6K + 9k = 0 + 12
-6K + 9k = 0 + 12

Combine like terms: 0 + 12 = 12
-6K + 9k = 12

Add '-9k' to each side of the equation.
-6K + 9k + -9k = 12 + -9k

Combine like terms: 9k + -9k = 0
-6K + 0 = 12 + -9k
-6K = 12 + -9k

Divide each side by '-6'.
K = -2 + 1.5k

Simplifying
K = -2 + 1.5k

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