30+(12k-3)+15-7=100

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Solution for 30+(12k-3)+15-7=100 equation:


Simplifying
30 + (12k + -3) + 15 + -7 = 100

Reorder the terms:
30 + (-3 + 12k) + 15 + -7 = 100

Remove parenthesis around (-3 + 12k)
30 + -3 + 12k + 15 + -7 = 100

Reorder the terms:
30 + -3 + 15 + -7 + 12k = 100

Combine like terms: 30 + -3 = 27
27 + 15 + -7 + 12k = 100

Combine like terms: 27 + 15 = 42
42 + -7 + 12k = 100

Combine like terms: 42 + -7 = 35
35 + 12k = 100

Solving
35 + 12k = 100

Solving for variable 'k'.

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

Add '-35' to each side of the equation.
35 + -35 + 12k = 100 + -35

Combine like terms: 35 + -35 = 0
0 + 12k = 100 + -35
12k = 100 + -35

Combine like terms: 100 + -35 = 65
12k = 65

Divide each side by '12'.
k = 5.416666667

Simplifying
k = 5.416666667

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