121=112+3k

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Solution for 121=112+3k equation:


Simplifying
121 = 112 + 3k

Solving
121 = 112 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
121 + -3k = 112 + 3k + -3k

Combine like terms: 3k + -3k = 0
121 + -3k = 112 + 0
121 + -3k = 112

Add '-121' to each side of the equation.
121 + -121 + -3k = 112 + -121

Combine like terms: 121 + -121 = 0
0 + -3k = 112 + -121
-3k = 112 + -121

Combine like terms: 112 + -121 = -9
-3k = -9

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

Simplifying
k = 3

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