-2(-2.4r+19.96)=2.92+11.1r

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Solution for -2(-2.4r+19.96)=2.92+11.1r equation: 


Simplifying
-2(-2.4r + 19.96) = 2.92 + 11.1r

Reorder the terms:
-2(19.96 + -2.4r) = 2.92 + 11.1r
(19.96 * -2 + -2.4r * -2) = 2.92 + 11.1r
(-39.92 + 4.8r) = 2.92 + 11.1r

Solving
-39.92 + 4.8r = 2.92 + 11.1r

Solving for variable 'r'.

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

Add '-11.1r' to each side of the equation.
-39.92 + 4.8r + -11.1r = 2.92 + 11.1r + -11.1r

Combine like terms: 4.8r + -11.1r = -6.3r
-39.92 + -6.3r = 2.92 + 11.1r + -11.1r

Combine like terms: 11.1r + -11.1r = 0.0
-39.92 + -6.3r = 2.92 + 0.0
-39.92 + -6.3r = 2.92

Add '39.92' to each side of the equation.
-39.92 + 39.92 + -6.3r = 2.92 + 39.92

Combine like terms: -39.92 + 39.92 = 0.00
0.00 + -6.3r = 2.92 + 39.92
-6.3r = 2.92 + 39.92

Combine like terms: 2.92 + 39.92 = 42.84
-6.3r = 42.84

Divide each side by '-6.3'.
r = -6.8

Simplifying
r = -6.8

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