4r+1.2+4.8r+3.3r-2=

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Solution for 4r+1.2+4.8r+3.3r-2= equation: 


Simplifying
4r + 1.2 + 4.8r + 3.3r + -2 = 0

Reorder the terms:
1.2 + -2 + 4r + 4.8r + 3.3r = 0

Combine like terms: 1.2 + -2 = -0.8
-0.8 + 4r + 4.8r + 3.3r = 0

Combine like terms: 4r + 4.8r = 8.8r
-0.8 + 8.8r + 3.3r = 0

Combine like terms: 8.8r + 3.3r = 12.1r
-0.8 + 12.1r = 0

Solving
-0.8 + 12.1r = 0

Solving for variable 'r'.

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

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 12.1r = 0 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 12.1r = 0 + 0.8
12.1r = 0 + 0.8

Combine like terms: 0 + 0.8 = 0.8
12.1r = 0.8

Divide each side by '12.1'.
r = 0.06611570248

Simplifying
r = 0.06611570248

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