-r-1-2=2

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Solution for -r-1-2=2 equation: 


Simplifying
-1r + -1 + -2 = 2

Reorder the terms:
-1 + -2 + -1r = 2

Combine like terms: -1 + -2 = -3
-3 + -1r = 2

Solving
-3 + -1r = 2

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + -1r = 2 + 3

Combine like terms: -3 + 3 = 0
0 + -1r = 2 + 3
-1r = 2 + 3

Combine like terms: 2 + 3 = 5
-1r = 5

Divide each side by '-1'.
r = -5

Simplifying
r = -5

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