R-2=90

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Solution for R-2=90 equation: 


Simplifying
R + -2 = 90

Reorder the terms:
-2 + R = 90

Solving
-2 + R = 90

Solving for variable 'R'.

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

Add '2' to each side of the equation.
-2 + 2 + R = 90 + 2

Combine like terms: -2 + 2 = 0
0 + R = 90 + 2
R = 90 + 2

Combine like terms: 90 + 2 = 92
R = 92

Simplifying
R = 92

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