9k-5=7k+12

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Solution for 9k-5=7k+12 equation:


Simplifying
9k + -5 = 7k + 12

Reorder the terms:
-5 + 9k = 7k + 12

Reorder the terms:
-5 + 9k = 12 + 7k

Solving
-5 + 9k = 12 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
-5 + 9k + -7k = 12 + 7k + -7k

Combine like terms: 9k + -7k = 2k
-5 + 2k = 12 + 7k + -7k

Combine like terms: 7k + -7k = 0
-5 + 2k = 12 + 0
-5 + 2k = 12

Add '5' to each side of the equation.
-5 + 5 + 2k = 12 + 5

Combine like terms: -5 + 5 = 0
0 + 2k = 12 + 5
2k = 12 + 5

Combine like terms: 12 + 5 = 17
2k = 17

Divide each side by '2'.
k = 8.5

Simplifying
k = 8.5

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