9(r)=25-3r

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Solution for 9(r)=25-3r equation: 


Simplifying
9(r) = 25 + -3r

Solving
9r = 25 + -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
9r + 3r = 25 + -3r + 3r

Combine like terms: 9r + 3r = 12r
12r = 25 + -3r + 3r

Combine like terms: -3r + 3r = 0
12r = 25 + 0
12r = 25

Divide each side by '12'.
r = 2.083333333

Simplifying
r = 2.083333333

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