-13.23-8.1r=16.77+4.4r

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Solution for -13.23-8.1r=16.77+4.4r equation: 


Simplifying
-13.23 + -8.1r = 16.77 + 4.4r

Solving
-13.23 + -8.1r = 16.77 + 4.4r

Solving for variable 'r'.

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

Add '-4.4r' to each side of the equation.
-13.23 + -8.1r + -4.4r = 16.77 + 4.4r + -4.4r

Combine like terms: -8.1r + -4.4r = -12.5r
-13.23 + -12.5r = 16.77 + 4.4r + -4.4r

Combine like terms: 4.4r + -4.4r = 0.0
-13.23 + -12.5r = 16.77 + 0.0
-13.23 + -12.5r = 16.77

Add '13.23' to each side of the equation.
-13.23 + 13.23 + -12.5r = 16.77 + 13.23

Combine like terms: -13.23 + 13.23 = 0.00
0.00 + -12.5r = 16.77 + 13.23
-12.5r = 16.77 + 13.23

Combine like terms: 16.77 + 13.23 = 30
-12.5r = 30

Divide each side by '-12.5'.
r = -2.4

Simplifying
r = -2.4

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