-5r-4=0

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Solution for -5r-4=0 equation: 


Simplifying
-5r + -4 = 0

Reorder the terms:
-4 + -5r = 0

Solving
-4 + -5r = 0

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + -5r = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -5r = 0 + 4
-5r = 0 + 4

Combine like terms: 0 + 4 = 4
-5r = 4

Divide each side by '-5'.
r = -0.8

Simplifying
r = -0.8

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