5k+21=1

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Solution for 5k+21=1 equation: 


Simplifying
5k + 21 = 1

Reorder the terms:
21 + 5k = 1

Solving
21 + 5k = 1

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 + 5k = 1 + -21

Combine like terms: 21 + -21 = 0
0 + 5k = 1 + -21
5k = 1 + -21

Combine like terms: 1 + -21 = -20
5k = -20

Divide each side by '5'.
k = -4

Simplifying
k = -4

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