10r^3-80=0

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Solution for 10r^3-80=0 equation:


Simplifying
10r3 + -80 = 0

Reorder the terms:
-80 + 10r3 = 0

Solving
-80 + 10r3 = 0

Solving for variable 'r'.

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

Add '80' to each side of the equation.
-80 + 80 + 10r3 = 0 + 80

Combine like terms: -80 + 80 = 0
0 + 10r3 = 0 + 80
10r3 = 0 + 80

Combine like terms: 0 + 80 = 80
10r3 = 80

Divide each side by '10'.
r3 = 8

Simplifying
r3 = 8

Reorder the terms:
-8 + r3 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + r3 = 0

The solution to this equation could not be determined.

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