2r^2-6r+12-4R=

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Solution for 2r^2-6r+12-4R= equation:


Simplifying
2r2 + -6r + 12 + -4R = 0

Reorder the terms:
12 + -4R + -6r + 2r2 = 0

Solving
12 + -4R + -6r + 2r2 = 0

Solving for variable 'R'.

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

Add '-12' to each side of the equation.
12 + -4R + -6r + -12 + 2r2 = 0 + -12

Reorder the terms:
12 + -12 + -4R + -6r + 2r2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4R + -6r + 2r2 = 0 + -12
-4R + -6r + 2r2 = 0 + -12

Combine like terms: 0 + -12 = -12
-4R + -6r + 2r2 = -12

Add '6r' to each side of the equation.
-4R + -6r + 6r + 2r2 = -12 + 6r

Combine like terms: -6r + 6r = 0
-4R + 0 + 2r2 = -12 + 6r
-4R + 2r2 = -12 + 6r

Add '-2r2' to each side of the equation.
-4R + 2r2 + -2r2 = -12 + 6r + -2r2

Combine like terms: 2r2 + -2r2 = 0
-4R + 0 = -12 + 6r + -2r2
-4R = -12 + 6r + -2r2

Divide each side by '-4'.
R = 3 + -1.5r + 0.5r2

Simplifying
R = 3 + -1.5r + 0.5r2

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