-27r^2-45r^2-4=0

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Solution for -27r^2-45r^2-4=0 equation:


Simplifying
-27r2 + -45r2 + -4 = 0

Reorder the terms:
-4 + -27r2 + -45r2 = 0

Combine like terms: -27r2 + -45r2 = -72r2
-4 + -72r2 = 0

Solving
-4 + -72r2 = 0

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + -72r2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -72r2 = 0 + 4
-72r2 = 0 + 4

Combine like terms: 0 + 4 = 4
-72r2 = 4

Divide each side by '-72'.
r2 = -0.05555555556

Simplifying
r2 = -0.05555555556

Reorder the terms:
0.05555555556 + r2 = -0.05555555556 + 0.05555555556

Combine like terms: -0.05555555556 + 0.05555555556 = 0.00000000000
0.05555555556 + r2 = 0.00000000000

The solution to this equation could not be determined.

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