9(r-5)=

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Solution for 9(r-5)= equation: 


Simplifying
9(r + -5) = 0

Reorder the terms:
9(-5 + r) = 0
(-5 * 9 + r * 9) = 0
(-45 + 9r) = 0

Solving
-45 + 9r = 0

Solving for variable 'r'.

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

Add '45' to each side of the equation.
-45 + 45 + 9r = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 9r = 0 + 45
9r = 0 + 45

Combine like terms: 0 + 45 = 45
9r = 45

Divide each side by '9'.
r = 5

Simplifying
r = 5

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