r+5-4r=8

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Solution for r+5-4r=8 equation: 


Simplifying
r + 5 + -4r = 8

Reorder the terms:
5 + r + -4r = 8

Combine like terms: r + -4r = -3r
5 + -3r = 8

Solving
5 + -3r = 8

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + -3r = 8 + -5

Combine like terms: 5 + -5 = 0
0 + -3r = 8 + -5
-3r = 8 + -5

Combine like terms: 8 + -5 = 3
-3r = 3

Divide each side by '-3'.
r = -1

Simplifying
r = -1

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