9(r-s)=

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Solution for 9(r-s)= equation: 


Simplifying
9(r + -1s) = 0
(r * 9 + -1s * 9) = 0
(9r + -9s) = 0

Solving
9r + -9s = 0

Solving for variable 'r'.

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

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

Combine like terms: -9s + 9s = 0
9r + 0 = 0 + 9s
9r = 0 + 9s
Remove the zero:
9r = 9s

Divide each side by '9'.
r = s

Simplifying
r = s

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