8r^2+4r^2+5=0

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Solution for 8r^2+4r^2+5=0 equation:


Simplifying
8r2 + 4r2 + 5 = 0

Reorder the terms:
5 + 8r2 + 4r2 = 0

Combine like terms: 8r2 + 4r2 = 12r2
5 + 12r2 = 0

Solving
5 + 12r2 = 0

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + 12r2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 12r2 = 0 + -5
12r2 = 0 + -5

Combine like terms: 0 + -5 = -5
12r2 = -5

Divide each side by '12'.
r2 = -0.4166666667

Simplifying
r2 = -0.4166666667

Reorder the terms:
0.4166666667 + r2 = -0.4166666667 + 0.4166666667

Combine like terms: -0.4166666667 + 0.4166666667 = 0.0000000000
0.4166666667 + r2 = 0.0000000000

The solution to this equation could not be determined.

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