21-k=48

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Solution for 21-k=48 equation:


Simplifying
21 + -1k = 48

Solving
21 + -1k = 48

Solving for variable 'k'.

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

Add '-21' to each side of the equation.
21 + -21 + -1k = 48 + -21

Combine like terms: 21 + -21 = 0
0 + -1k = 48 + -21
-1k = 48 + -21

Combine like terms: 48 + -21 = 27
-1k = 27

Divide each side by '-1'.
k = -27

Simplifying
k = -27

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