-30+10k-10=-10k+120

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Solution for -30+10k-10=-10k+120 equation:


Simplifying
-30 + 10k + -10 = -10k + 120

Reorder the terms:
-30 + -10 + 10k = -10k + 120

Combine like terms: -30 + -10 = -40
-40 + 10k = -10k + 120

Reorder the terms:
-40 + 10k = 120 + -10k

Solving
-40 + 10k = 120 + -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.
-40 + 10k + 10k = 120 + -10k + 10k

Combine like terms: 10k + 10k = 20k
-40 + 20k = 120 + -10k + 10k

Combine like terms: -10k + 10k = 0
-40 + 20k = 120 + 0
-40 + 20k = 120

Add '40' to each side of the equation.
-40 + 40 + 20k = 120 + 40

Combine like terms: -40 + 40 = 0
0 + 20k = 120 + 40
20k = 120 + 40

Combine like terms: 120 + 40 = 160
20k = 160

Divide each side by '20'.
k = 8

Simplifying
k = 8

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