3r-10=-1

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Solution for 3r-10=-1 equation: 


Simplifying
3r + -10 = -1

Reorder the terms:
-10 + 3r = -1

Solving
-10 + 3r = -1

Solving for variable 'r'.

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

Add '10' to each side of the equation.
-10 + 10 + 3r = -1 + 10

Combine like terms: -10 + 10 = 0
0 + 3r = -1 + 10
3r = -1 + 10

Combine like terms: -1 + 10 = 9
3r = 9

Divide each side by '3'.
r = 3

Simplifying
r = 3

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