9k-(9+k)=-(9k+9)

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Solution for 9k-(9+k)=-(9k+9) equation:


Simplifying
9k + -1(9 + k) = -1(9k + 9)
9k + (9 * -1 + k * -1) = -1(9k + 9)
9k + (-9 + -1k) = -1(9k + 9)

Reorder the terms:
-9 + 9k + -1k = -1(9k + 9)

Combine like terms: 9k + -1k = 8k
-9 + 8k = -1(9k + 9)

Reorder the terms:
-9 + 8k = -1(9 + 9k)
-9 + 8k = (9 * -1 + 9k * -1)
-9 + 8k = (-9 + -9k)

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

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

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

Solving
8k = -9k

Solving for variable 'k'.

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

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

Combine like terms: 8k + 9k = 17k
17k = -9k + 9k

Combine like terms: -9k + 9k = 0
17k = 0

Divide each side by '17'.
k = 0

Simplifying
k = 0

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