-40+5k=k-4k

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Solution for -40+5k=k-4k equation:


Simplifying
-40 + 5k = k + -4k

Combine like terms: k + -4k = -3k
-40 + 5k = -3k

Solving
-40 + 5k = -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.
-40 + 5k + 3k = -3k + 3k

Combine like terms: 5k + 3k = 8k
-40 + 8k = -3k + 3k

Combine like terms: -3k + 3k = 0
-40 + 8k = 0

Add '40' to each side of the equation.
-40 + 40 + 8k = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 8k = 0 + 40
8k = 0 + 40

Combine like terms: 0 + 40 = 40
8k = 40

Divide each side by '8'.
k = 5

Simplifying
k = 5

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