30+7k=8(k+4)

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Solution for 30+7k=8(k+4) equation:


Simplifying
30 + 7k = 8(k + 4)

Reorder the terms:
30 + 7k = 8(4 + k)
30 + 7k = (4 * 8 + k * 8)
30 + 7k = (32 + 8k)

Solving
30 + 7k = 32 + 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.
30 + 7k + -8k = 32 + 8k + -8k

Combine like terms: 7k + -8k = -1k
30 + -1k = 32 + 8k + -8k

Combine like terms: 8k + -8k = 0
30 + -1k = 32 + 0
30 + -1k = 32

Add '-30' to each side of the equation.
30 + -30 + -1k = 32 + -30

Combine like terms: 30 + -30 = 0
0 + -1k = 32 + -30
-1k = 32 + -30

Combine like terms: 32 + -30 = 2
-1k = 2

Divide each side by '-1'.
k = -2

Simplifying
k = -2

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