9r-11r=4

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Solution for 9r-11r=4 equation: 


Simplifying
9r + -11r = 4

Combine like terms: 9r + -11r = -2r
-2r = 4

Solving
-2r = 4

Solving for variable 'r'.

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

Divide each side by '-2'.
r = -2

Simplifying
r = -2

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