9k-7=9+5(k-10)

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Solution for 9k-7=9+5(k-10) equation:


Simplifying
9k + -7 = 9 + 5(k + -10)

Reorder the terms:
-7 + 9k = 9 + 5(k + -10)

Reorder the terms:
-7 + 9k = 9 + 5(-10 + k)
-7 + 9k = 9 + (-10 * 5 + k * 5)
-7 + 9k = 9 + (-50 + 5k)

Combine like terms: 9 + -50 = -41
-7 + 9k = -41 + 5k

Solving
-7 + 9k = -41 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
-7 + 9k + -5k = -41 + 5k + -5k

Combine like terms: 9k + -5k = 4k
-7 + 4k = -41 + 5k + -5k

Combine like terms: 5k + -5k = 0
-7 + 4k = -41 + 0
-7 + 4k = -41

Add '7' to each side of the equation.
-7 + 7 + 4k = -41 + 7

Combine like terms: -7 + 7 = 0
0 + 4k = -41 + 7
4k = -41 + 7

Combine like terms: -41 + 7 = -34
4k = -34

Divide each side by '4'.
k = -8.5

Simplifying
k = -8.5

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