8-4k=5(2+k)+7

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Solution for 8-4k=5(2+k)+7 equation:


Simplifying
8 + -4k = 5(2 + k) + 7
8 + -4k = (2 * 5 + k * 5) + 7
8 + -4k = (10 + 5k) + 7

Reorder the terms:
8 + -4k = 10 + 7 + 5k

Combine like terms: 10 + 7 = 17
8 + -4k = 17 + 5k

Solving
8 + -4k = 17 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
8 + -4k + -5k = 17 + 5k + -5k

Combine like terms: -4k + -5k = -9k
8 + -9k = 17 + 5k + -5k

Combine like terms: 5k + -5k = 0
8 + -9k = 17 + 0
8 + -9k = 17

Add '-8' to each side of the equation.
8 + -8 + -9k = 17 + -8

Combine like terms: 8 + -8 = 0
0 + -9k = 17 + -8
-9k = 17 + -8

Combine like terms: 17 + -8 = 9
-9k = 9

Divide each side by '-9'.
k = -1

Simplifying
k = -1

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