R=2-2[2r-3(1-r)]

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Solution for R=2-2[2r-3(1-r)] equation: 


Simplifying
R = 2 + -2[2r + -3(1 + -1r)]
R = 2 + -2[2r + (1 * -3 + -1r * -3)]
R = 2 + -2[2r + (-3 + 3r)]

Reorder the terms:
R = 2 + -2[-3 + 2r + 3r]

Combine like terms: 2r + 3r = 5r
R = 2 + -2[-3 + 5r]
R = 2 + [-3 * -2 + 5r * -2]
R = 2 + [6 + -10r]

Combine like terms: 2 + 6 = 8
R = 8 + -10r

Solving
R = 8 + -10r

Solving for variable 'R'.

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

Simplifying
R = 8 + -10r

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