3x-(k+1)=12

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Solution for 3x-(k+1)=12 equation:


Simplifying
3x + -1(k + 1) = 12

Reorder the terms:
3x + -1(1 + k) = 12
3x + (1 * -1 + k * -1) = 12
3x + (-1 + -1k) = 12

Reorder the terms:
-1 + -1k + 3x = 12

Solving
-1 + -1k + 3x = 12

Solving for variable 'k'.

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

Add '1' to each side of the equation.
-1 + -1k + 1 + 3x = 12 + 1

Reorder the terms:
-1 + 1 + -1k + 3x = 12 + 1

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

Combine like terms: 12 + 1 = 13
-1k + 3x = 13

Add '-3x' to each side of the equation.
-1k + 3x + -3x = 13 + -3x

Combine like terms: 3x + -3x = 0
-1k + 0 = 13 + -3x
-1k = 13 + -3x

Divide each side by '-1'.
k = -13 + 3x

Simplifying
k = -13 + 3x

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