9k+15=3k+45

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Solution for 9k+15=3k+45 equation:


Simplifying
9k + 15 = 3k + 45

Reorder the terms:
15 + 9k = 3k + 45

Reorder the terms:
15 + 9k = 45 + 3k

Solving
15 + 9k = 45 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
15 + 9k + -3k = 45 + 3k + -3k

Combine like terms: 9k + -3k = 6k
15 + 6k = 45 + 3k + -3k

Combine like terms: 3k + -3k = 0
15 + 6k = 45 + 0
15 + 6k = 45

Add '-15' to each side of the equation.
15 + -15 + 6k = 45 + -15

Combine like terms: 15 + -15 = 0
0 + 6k = 45 + -15
6k = 45 + -15

Combine like terms: 45 + -15 = 30
6k = 30

Divide each side by '6'.
k = 5

Simplifying
k = 5

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