R(21)=0.01x^2-x+21

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Solution for R(21)=0.01x^2-x+21 equation: 


Simplifying
R(21) = 0.01x2 + -1x + 21

Reorder the terms for easier multiplication:
21R = 0.01x2 + -1x + 21

Reorder the terms:
21R = 21 + -1x + 0.01x2

Solving
21R = 21 + -1x + 0.01x2

Solving for variable 'R'.

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

Divide each side by '21'.
R = 1 + -0.04761904762x + 0.0004761904762x2

Simplifying
R = 1 + -0.04761904762x + 0.0004761904762x2

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