3k+k+10=90

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Solution for 3k+k+10=90 equation:


Simplifying
3k + k + 10 = 90

Reorder the terms:
10 + 3k + k = 90

Combine like terms: 3k + k = 4k
10 + 4k = 90

Solving
10 + 4k = 90

Solving for variable 'k'.

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

Add '-10' to each side of the equation.
10 + -10 + 4k = 90 + -10

Combine like terms: 10 + -10 = 0
0 + 4k = 90 + -10
4k = 90 + -10

Combine like terms: 90 + -10 = 80
4k = 80

Divide each side by '4'.
k = 20

Simplifying
k = 20

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