5k-4(3-k)=20+k

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Solution for 5k-4(3-k)=20+k equation:


Simplifying
5k + -4(3 + -1k) = 20 + k
5k + (3 * -4 + -1k * -4) = 20 + k
5k + (-12 + 4k) = 20 + k

Reorder the terms:
-12 + 5k + 4k = 20 + k

Combine like terms: 5k + 4k = 9k
-12 + 9k = 20 + k

Solving
-12 + 9k = 20 + k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
-12 + 9k + -1k = 20 + k + -1k

Combine like terms: 9k + -1k = 8k
-12 + 8k = 20 + k + -1k

Combine like terms: k + -1k = 0
-12 + 8k = 20 + 0
-12 + 8k = 20

Add '12' to each side of the equation.
-12 + 12 + 8k = 20 + 12

Combine like terms: -12 + 12 = 0
0 + 8k = 20 + 12
8k = 20 + 12

Combine like terms: 20 + 12 = 32
8k = 32

Divide each side by '8'.
k = 4

Simplifying
k = 4

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