3r-5=-128

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Solution for 3r-5=-128 equation: 


Simplifying
3r + -5 = -128

Reorder the terms:
-5 + 3r = -128

Solving
-5 + 3r = -128

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 = -128 + 5

Combine like terms: -5 + 5 = 0
0 + 3r = -128 + 5
3r = -128 + 5

Combine like terms: -128 + 5 = -123
3r = -123

Divide each side by '3'.
r = -41

Simplifying
r = -41

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