3.8r+5.2r-6.7=11.3

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Solution for 3.8r+5.2r-6.7=11.3 equation: 


Simplifying
3.8r + 5.2r + -6.7 = 11.3

Reorder the terms:
-6.7 + 3.8r + 5.2r = 11.3

Combine like terms: 3.8r + 5.2r = 9r
-6.7 + 9r = 11.3

Solving
-6.7 + 9r = 11.3

Solving for variable 'r'.

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

Add '6.7' to each side of the equation.
-6.7 + 6.7 + 9r = 11.3 + 6.7

Combine like terms: -6.7 + 6.7 = 0.0
0.0 + 9r = 11.3 + 6.7
9r = 11.3 + 6.7

Combine like terms: 11.3 + 6.7 = 18
9r = 18

Divide each side by '9'.
r = 2

Simplifying
r = 2

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