30+7k=4(8k-5)

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Solution for 30+7k=4(8k-5) equation:


Simplifying
30 + 7k = 4(8k + -5)

Reorder the terms:
30 + 7k = 4(-5 + 8k)
30 + 7k = (-5 * 4 + 8k * 4)
30 + 7k = (-20 + 32k)

Solving
30 + 7k = -20 + 32k

Solving for variable 'k'.

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

Add '-32k' to each side of the equation.
30 + 7k + -32k = -20 + 32k + -32k

Combine like terms: 7k + -32k = -25k
30 + -25k = -20 + 32k + -32k

Combine like terms: 32k + -32k = 0
30 + -25k = -20 + 0
30 + -25k = -20

Add '-30' to each side of the equation.
30 + -30 + -25k = -20 + -30

Combine like terms: 30 + -30 = 0
0 + -25k = -20 + -30
-25k = -20 + -30

Combine like terms: -20 + -30 = -50
-25k = -50

Divide each side by '-25'.
k = 2

Simplifying
k = 2

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