13r-4=11r

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Solution for 13r-4=11r equation:


Simplifying
13r + -4 = 11r

Reorder the terms:
-4 + 13r = 11r

Solving
-4 + 13r = 11r

Solving for variable 'r'.

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

Add '-11r' to each side of the equation.
-4 + 13r + -11r = 11r + -11r

Combine like terms: 13r + -11r = 2r
-4 + 2r = 11r + -11r

Combine like terms: 11r + -11r = 0
-4 + 2r = 0

Add '4' to each side of the equation.
-4 + 4 + 2r = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 2r = 0 + 4
2r = 0 + 4

Combine like terms: 0 + 4 = 4
2r = 4

Divide each side by '2'.
r = 2

Simplifying
r = 2

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