4r+11=9r

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Solution for 4r+11=9r equation:


Simplifying
4r + 11 = 9r

Reorder the terms:
11 + 4r = 9r

Solving
11 + 4r = 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
11 + 4r + -9r = 9r + -9r

Combine like terms: 4r + -9r = -5r
11 + -5r = 9r + -9r

Combine like terms: 9r + -9r = 0
11 + -5r = 0

Add '-11' to each side of the equation.
11 + -11 + -5r = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -5r = 0 + -11
-5r = 0 + -11

Combine like terms: 0 + -11 = -11
-5r = -11

Divide each side by '-5'.
r = 2.2

Simplifying
r = 2.2

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