k-7+6k=3(k+3)

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Solution for k-7+6k=3(k+3) equation:


Simplifying
k + -7 + 6k = 3(k + 3)

Reorder the terms:
-7 + k + 6k = 3(k + 3)

Combine like terms: k + 6k = 7k
-7 + 7k = 3(k + 3)

Reorder the terms:
-7 + 7k = 3(3 + k)
-7 + 7k = (3 * 3 + k * 3)
-7 + 7k = (9 + 3k)

Solving
-7 + 7k = 9 + 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.
-7 + 7k + -3k = 9 + 3k + -3k

Combine like terms: 7k + -3k = 4k
-7 + 4k = 9 + 3k + -3k

Combine like terms: 3k + -3k = 0
-7 + 4k = 9 + 0
-7 + 4k = 9

Add '7' to each side of the equation.
-7 + 7 + 4k = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 4k = 9 + 7
4k = 9 + 7

Combine like terms: 9 + 7 = 16
4k = 16

Divide each side by '4'.
k = 4

Simplifying
k = 4

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