2(5-9r)=

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Solution for 2(5-9r)= equation: 


Simplifying
2(5 + -9r) = 0
(5 * 2 + -9r * 2) = 0
(10 + -18r) = 0

Solving
10 + -18r = 0

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + -18r = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -18r = 0 + -10
-18r = 0 + -10

Combine like terms: 0 + -10 = -10
-18r = -10

Divide each side by '-18'.
r = 0.5555555556

Simplifying
r = 0.5555555556

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