20+0.15r=30+0.1r

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Solution for 20+0.15r=30+0.1r equation: 


Simplifying
20 + 0.15r = 30 + 0.1r

Solving
20 + 0.15r = 30 + 0.1r

Solving for variable 'r'.

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

Add '-0.1r' to each side of the equation.
20 + 0.15r + -0.1r = 30 + 0.1r + -0.1r

Combine like terms: 0.15r + -0.1r = 0.05r
20 + 0.05r = 30 + 0.1r + -0.1r

Combine like terms: 0.1r + -0.1r = 0.0
20 + 0.05r = 30 + 0.0
20 + 0.05r = 30

Add '-20' to each side of the equation.
20 + -20 + 0.05r = 30 + -20

Combine like terms: 20 + -20 = 0
0 + 0.05r = 30 + -20
0.05r = 30 + -20

Combine like terms: 30 + -20 = 10
0.05r = 10

Divide each side by '0.05'.
r = 200

Simplifying
r = 200

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