4r-7r+9r=

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Solution for 4r-7r+9r= equation: 


Simplifying
4r + -7r + 9r = 0

Combine like terms: 4r + -7r = -3r
-3r + 9r = 0

Combine like terms: -3r + 9r = 6r
6r = 0

Solving
6r = 0

Solving for variable 'r'.

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

Divide each side by '6'.
r = 0

Simplifying
r = 0

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