9+4=8(5+K)

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Solution for 9+4=8(5+K) equation:


Simplifying
9 + 4 = 8(5 + K)

Combine like terms: 9 + 4 = 13
13 = 8(5 + K)
13 = (5 * 8 + K * 8)
13 = (40 + 8K)

Solving
13 = 40 + 8K

Solving for variable 'K'.

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

Add '-8K' to each side of the equation.
13 + -8K = 40 + 8K + -8K

Combine like terms: 8K + -8K = 0
13 + -8K = 40 + 0
13 + -8K = 40

Add '-13' to each side of the equation.
13 + -13 + -8K = 40 + -13

Combine like terms: 13 + -13 = 0
0 + -8K = 40 + -13
-8K = 40 + -13

Combine like terms: 40 + -13 = 27
-8K = 27

Divide each side by '-8'.
K = -3.375

Simplifying
K = -3.375

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