7+k=42

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Solution for 7+k=42 equation: 


Simplifying
7 + k = 42

Solving
7 + k = 42

Solving for variable 'k'.

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

Add '-7' to each side of the equation.
7 + -7 + k = 42 + -7

Combine like terms: 7 + -7 = 0
0 + k = 42 + -7
k = 42 + -7

Combine like terms: 42 + -7 = 35
k = 35

Simplifying
k = 35

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