R-4=r-2

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Solution for R-4=r-2 equation:


Simplifying
R + -4 = r + -2

Reorder the terms:
-4 + R = r + -2

Reorder the terms:
-4 + R = -2 + r

Solving
-4 + R = -2 + r

Solving for variable 'R'.

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

Add '4' to each side of the equation.
-4 + 4 + R = -2 + 4 + r

Combine like terms: -4 + 4 = 0
0 + R = -2 + 4 + r
R = -2 + 4 + r

Combine like terms: -2 + 4 = 2
R = 2 + r

Simplifying
R = 2 + r

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