40=9k-5

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Solution for 40=9k-5 equation:


Simplifying
40 = 9k + -5

Reorder the terms:
40 = -5 + 9k

Solving
40 = -5 + 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.
40 + -9k = -5 + 9k + -9k

Combine like terms: 9k + -9k = 0
40 + -9k = -5 + 0
40 + -9k = -5

Add '-40' to each side of the equation.
40 + -40 + -9k = -5 + -40

Combine like terms: 40 + -40 = 0
0 + -9k = -5 + -40
-9k = -5 + -40

Combine like terms: -5 + -40 = -45
-9k = -45

Divide each side by '-9'.
k = 5

Simplifying
k = 5

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