7(4+k)=42

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Solution for 7(4+k)=42 equation: 


Simplifying
7(4 + k) = 42
(4 * 7 + k * 7) = 42
(28 + 7k) = 42

Solving
28 + 7k = 42

Solving for variable 'k'.

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

Add '-28' to each side of the equation.
28 + -28 + 7k = 42 + -28

Combine like terms: 28 + -28 = 0
0 + 7k = 42 + -28
7k = 42 + -28

Combine like terms: 42 + -28 = 14
7k = 14

Divide each side by '7'.
k = 2

Simplifying
k = 2

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