-0.8=-4r

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Solution for -0.8=-4r equation:


Simplifying
-0.8 = -4r

Solving
-0.8 = -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
-0.8 + 4r = -4r + 4r

Combine like terms: -4r + 4r = 0
-0.8 + 4r = 0

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 4r = 0 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 4r = 0 + 0.8
4r = 0 + 0.8

Combine like terms: 0 + 0.8 = 0.8
4r = 0.8

Divide each side by '4'.
r = 0.2

Simplifying
r = 0.2

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