13k-57=2(3k+3)

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Solution for 13k-57=2(3k+3) equation:


Simplifying
13k + -57 = 2(3k + 3)

Reorder the terms:
-57 + 13k = 2(3k + 3)

Reorder the terms:
-57 + 13k = 2(3 + 3k)
-57 + 13k = (3 * 2 + 3k * 2)
-57 + 13k = (6 + 6k)

Solving
-57 + 13k = 6 + 6k

Solving for variable 'k'.

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

Add '-6k' to each side of the equation.
-57 + 13k + -6k = 6 + 6k + -6k

Combine like terms: 13k + -6k = 7k
-57 + 7k = 6 + 6k + -6k

Combine like terms: 6k + -6k = 0
-57 + 7k = 6 + 0
-57 + 7k = 6

Add '57' to each side of the equation.
-57 + 57 + 7k = 6 + 57

Combine like terms: -57 + 57 = 0
0 + 7k = 6 + 57
7k = 6 + 57

Combine like terms: 6 + 57 = 63
7k = 63

Divide each side by '7'.
k = 9

Simplifying
k = 9

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