-81=7k+19+3k

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Solution for -81=7k+19+3k equation:


Simplifying
-81 = 7k + 19 + 3k

Reorder the terms:
-81 = 19 + 7k + 3k

Combine like terms: 7k + 3k = 10k
-81 = 19 + 10k

Solving
-81 = 19 + 10k

Solving for variable 'k'.

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

Add '-10k' to each side of the equation.
-81 + -10k = 19 + 10k + -10k

Combine like terms: 10k + -10k = 0
-81 + -10k = 19 + 0
-81 + -10k = 19

Add '81' to each side of the equation.
-81 + 81 + -10k = 19 + 81

Combine like terms: -81 + 81 = 0
0 + -10k = 19 + 81
-10k = 19 + 81

Combine like terms: 19 + 81 = 100
-10k = 100

Divide each side by '-10'.
k = -10

Simplifying
k = -10

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