-4r-8=-r-5

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


Simplifying
-4r + -8 = -1r + -5

Reorder the terms:
-8 + -4r = -1r + -5

Reorder the terms:
-8 + -4r = -5 + -1r

Solving
-8 + -4r = -5 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-8 + -4r + r = -5 + -1r + r

Combine like terms: -4r + r = -3r
-8 + -3r = -5 + -1r + r

Combine like terms: -1r + r = 0
-8 + -3r = -5 + 0
-8 + -3r = -5

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

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

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

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

Simplifying
r = -1

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