0.3k+0.2k+5=-15

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Solution for 0.3k+0.2k+5=-15 equation: 


Simplifying
0.3k + 0.2k + 5 = -15

Reorder the terms:
5 + 0.3k + 0.2k = -15

Combine like terms: 0.3k + 0.2k = 0.5k
5 + 0.5k = -15

Solving
5 + 0.5k = -15

Solving for variable 'k'.

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

Add '-5' to each side of the equation.
5 + -5 + 0.5k = -15 + -5

Combine like terms: 5 + -5 = 0
0 + 0.5k = -15 + -5
0.5k = -15 + -5

Combine like terms: -15 + -5 = -20
0.5k = -20

Divide each side by '0.5'.
k = -40

Simplifying
k = -40

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