8.1r-12-3r=44.1

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Solution for 8.1r-12-3r=44.1 equation: 


Simplifying
8.1r + -12 + -3r = 44.1

Reorder the terms:
-12 + 8.1r + -3r = 44.1

Combine like terms: 8.1r + -3r = 5.1r
-12 + 5.1r = 44.1

Solving
-12 + 5.1r = 44.1

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 5.1r = 44.1 + 12

Combine like terms: -12 + 12 = 0
0 + 5.1r = 44.1 + 12
5.1r = 44.1 + 12

Combine like terms: 44.1 + 12 = 56.1
5.1r = 56.1

Divide each side by '5.1'.
r = 11

Simplifying
r = 11

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