30+2k+5k=10

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Solution for 30+2k+5k=10 equation: 


Simplifying
30 + 2k + 5k = 10

Combine like terms: 2k + 5k = 7k
30 + 7k = 10

Solving
30 + 7k = 10

Solving for variable 'k'.

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

Add '-30' to each side of the equation.
30 + -30 + 7k = 10 + -30

Combine like terms: 30 + -30 = 0
0 + 7k = 10 + -30
7k = 10 + -30

Combine like terms: 10 + -30 = -20
7k = -20

Divide each side by '7'.
k = -2.857142857

Simplifying
k = -2.857142857

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