30=-3k

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Solution for 30=-3k equation:


Simplifying
30 = -3k

Solving
30 = -3k

Solving for variable 'k'.

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

Add '3k' to each side of the equation.
30 + 3k = -3k + 3k

Combine like terms: -3k + 3k = 0
30 + 3k = 0

Add '-30' to each side of the equation.
30 + -30 + 3k = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 3k = 0 + -30
3k = 0 + -30

Combine like terms: 0 + -30 = -30
3k = -30

Divide each side by '3'.
k = -10

Simplifying
k = -10

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