-0.41+3.9r=-0.41+8.1r-4.2r

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Solution for -0.41+3.9r=-0.41+8.1r-4.2r equation: 


Simplifying
-0.41 + 3.9r = -0.41 + 8.1r + -4.2r

Combine like terms: 8.1r + -4.2r = 3.9r
-0.41 + 3.9r = -0.41 + 3.9r

Add '0.41' to each side of the equation.
-0.41 + 0.41 + 3.9r = -0.41 + 0.41 + 3.9r

Combine like terms: -0.41 + 0.41 = 0.00
0.00 + 3.9r = -0.41 + 0.41 + 3.9r
3.9r = -0.41 + 0.41 + 3.9r

Combine like terms: -0.41 + 0.41 = 0.00
3.9r = 0.00 + 3.9r
3.9r = 3.9r

Add '-3.9r' to each side of the equation.
3.9r + -3.9r = 3.9r + -3.9r

Combine like terms: 3.9r + -3.9r = 0.0
0.0 = 3.9r + -3.9r

Combine like terms: 3.9r + -3.9r = 0.0
0.0 = 0.0

Solving
0.0 = 0.0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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