2b^3-4=r^8

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Solution for 2b^3-4=r^8 equation:


Simplifying
2b3 + -4 = r8

Reorder the terms:
-4 + 2b3 = r8

Solving
-4 + 2b3 = r8

Solving for variable 'b'.

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

Add '4' to each side of the equation.
-4 + 4 + 2b3 = 4 + r8

Combine like terms: -4 + 4 = 0
0 + 2b3 = 4 + r8
2b3 = 4 + r8

Divide each side by '2'.
b3 = 2 + 0.5r8

Simplifying
b3 = 2 + 0.5r8

Reorder the terms:
-2 + b3 + -0.5r8 = 2 + 0.5r8 + -2 + -0.5r8

Reorder the terms:
-2 + b3 + -0.5r8 = 2 + -2 + 0.5r8 + -0.5r8

Combine like terms: 2 + -2 = 0
-2 + b3 + -0.5r8 = 0 + 0.5r8 + -0.5r8
-2 + b3 + -0.5r8 = 0.5r8 + -0.5r8

Combine like terms: 0.5r8 + -0.5r8 = 0.0
-2 + b3 + -0.5r8 = 0.0

The solution to this equation could not be determined.

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