-5=5r+8

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Solution for -5=5r+8 equation:


Simplifying
-5 = 5r + 8

Reorder the terms:
-5 = 8 + 5r

Solving
-5 = 8 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-5 + -5r = 8 + 5r + -5r

Combine like terms: 5r + -5r = 0
-5 + -5r = 8 + 0
-5 + -5r = 8

Add '5' to each side of the equation.
-5 + 5 + -5r = 8 + 5

Combine like terms: -5 + 5 = 0
0 + -5r = 8 + 5
-5r = 8 + 5

Combine like terms: 8 + 5 = 13
-5r = 13

Divide each side by '-5'.
r = -2.6

Simplifying
r = -2.6

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