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

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


Simplifying
-1(k + 3) = -1(-9 + -1k)

Reorder the terms:
-1(3 + k) = -1(-9 + -1k)
(3 * -1 + k * -1) = -1(-9 + -1k)
(-3 + -1k) = -1(-9 + -1k)
-3 + -1k = (-9 * -1 + -1k * -1)
-3 + -1k = (9 + 1k)

Solving
-3 + -1k = 9 + 1k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
-3 + -1k + -1k = 9 + 1k + -1k

Combine like terms: -1k + -1k = -2k
-3 + -2k = 9 + 1k + -1k

Combine like terms: 1k + -1k = 0
-3 + -2k = 9 + 0
-3 + -2k = 9

Add '3' to each side of the equation.
-3 + 3 + -2k = 9 + 3

Combine like terms: -3 + 3 = 0
0 + -2k = 9 + 3
-2k = 9 + 3

Combine like terms: 9 + 3 = 12
-2k = 12

Divide each side by '-2'.
k = -6

Simplifying
k = -6

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