R-9-1=-2

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Solution for R-9-1=-2 equation: 


Simplifying
R + -9 + -1 = -2

Reorder the terms:
-9 + -1 + R = -2

Combine like terms: -9 + -1 = -10
-10 + R = -2

Solving
-10 + R = -2

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 + R = -2 + 10

Combine like terms: -10 + 10 = 0
0 + R = -2 + 10
R = -2 + 10

Combine like terms: -2 + 10 = 8
R = 8

Simplifying
R = 8

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