k-3.5=21

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Solution for k-3.5=21 equation: 


Simplifying
k + -3.5 = 21

Reorder the terms:
-3.5 + k = 21

Solving
-3.5 + k = 21

Solving for variable 'k'.

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

Add '3.5' to each side of the equation.
-3.5 + 3.5 + k = 21 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
0.0 + k = 21 + 3.5
k = 21 + 3.5

Combine like terms: 21 + 3.5 = 24.5
k = 24.5

Simplifying
k = 24.5

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