Rsquared+12r+16=Rsquared+144

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Solution for Rsquared+12r+16=Rsquared+144 equation:


Simplifying
Rsquared + 12r + 16 = Rsquared + 144

Reorder the terms:
16 + adeqrsuR + 12r = Rsquared + 144

Reorder the terms:
16 + adeqrsuR + 12r = 144 + adeqrsuR

Add '-1adeqrsuR' to each side of the equation.
16 + adeqrsuR + -1adeqrsuR + 12r = 144 + adeqrsuR + -1adeqrsuR

Combine like terms: adeqrsuR + -1adeqrsuR = 0
16 + 0 + 12r = 144 + adeqrsuR + -1adeqrsuR
16 + 12r = 144 + adeqrsuR + -1adeqrsuR

Combine like terms: adeqrsuR + -1adeqrsuR = 0
16 + 12r = 144 + 0
16 + 12r = 144

Solving
16 + 12r = 144

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + 12r = 144 + -16

Combine like terms: 16 + -16 = 0
0 + 12r = 144 + -16
12r = 144 + -16

Combine like terms: 144 + -16 = 128
12r = 128

Divide each side by '12'.
r = 10.66666667

Simplifying
r = 10.66666667

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