9+-1(2k-3)=k

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Solution for 9+-1(2k-3)=k equation:


Simplifying
9 + -1(2k + -3) = k

Reorder the terms:
9 + -1(-3 + 2k) = k
9 + (-3 * -1 + 2k * -1) = k
9 + (3 + -2k) = k

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

Solving
12 + -2k = k

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.
12 + -2k + -1k = k + -1k

Combine like terms: -2k + -1k = -3k
12 + -3k = k + -1k

Combine like terms: k + -1k = 0
12 + -3k = 0

Add '-12' to each side of the equation.
12 + -12 + -3k = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -3k = 0 + -12
-3k = 0 + -12

Combine like terms: 0 + -12 = -12
-3k = -12

Divide each side by '-3'.
k = 4

Simplifying
k = 4

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