(4(r*R)-2r)=12

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Solution for (4(r*R)-2r)=12 equation:


Simplifying
(4(r * R) + -2r) = 12

Multiply r * R
(4(rR) + -2r) = 12

Reorder the terms:
(-2r + 4rR) = 12

Remove parenthesis around (-2r + 4rR)
-2r + 4rR = 12

Solving
-2r + 4rR = 12

Solving for variable 'r'.

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

Reorder the terms:
-12 + -2r + 4rR = 12 + -12

Combine like terms: 12 + -12 = 0
-12 + -2r + 4rR = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-6 + -1r + 2rR) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-6 + -1r + 2rR)' equal to zero and attempt to solve: Simplifying -6 + -1r + 2rR = 0 Solving -6 + -1r + 2rR = 0 Move all terms containing r to the left, all other terms to the right. Add '6' to each side of the equation. -6 + -1r + 6 + 2rR = 0 + 6 Reorder the terms: -6 + 6 + -1r + 2rR = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1r + 2rR = 0 + 6 -1r + 2rR = 0 + 6 Combine like terms: 0 + 6 = 6 -1r + 2rR = 6 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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