7k-10=8+9k

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Solution for 7k-10=8+9k equation:


Simplifying
7k + -10 = 8 + 9k

Reorder the terms:
-10 + 7k = 8 + 9k

Solving
-10 + 7k = 8 + 9k

Solving for variable 'k'.

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

Add '-9k' to each side of the equation.
-10 + 7k + -9k = 8 + 9k + -9k

Combine like terms: 7k + -9k = -2k
-10 + -2k = 8 + 9k + -9k

Combine like terms: 9k + -9k = 0
-10 + -2k = 8 + 0
-10 + -2k = 8

Add '10' to each side of the equation.
-10 + 10 + -2k = 8 + 10

Combine like terms: -10 + 10 = 0
0 + -2k = 8 + 10
-2k = 8 + 10

Combine like terms: 8 + 10 = 18
-2k = 18

Divide each side by '-2'.
k = -9

Simplifying
k = -9

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