8r^2-2x-30=0

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Solution for 8r^2-2x-30=0 equation:


Simplifying
8r2 + -2x + -30 = 0

Reorder the terms:
-30 + 8r2 + -2x = 0

Solving
-30 + 8r2 + -2x = 0

Solving for variable 'r'.

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

Add '30' to each side of the equation.
-30 + 8r2 + 30 + -2x = 0 + 30

Reorder the terms:
-30 + 30 + 8r2 + -2x = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 8r2 + -2x = 0 + 30
8r2 + -2x = 0 + 30

Combine like terms: 0 + 30 = 30
8r2 + -2x = 30

Add '2x' to each side of the equation.
8r2 + -2x + 2x = 30 + 2x

Combine like terms: -2x + 2x = 0
8r2 + 0 = 30 + 2x
8r2 = 30 + 2x

Divide each side by '8'.
r2 = 3.75 + 0.25x

Simplifying
r2 = 3.75 + 0.25x

Reorder the terms:
-3.75 + r2 + -0.25x = 3.75 + 0.25x + -3.75 + -0.25x

Reorder the terms:
-3.75 + r2 + -0.25x = 3.75 + -3.75 + 0.25x + -0.25x

Combine like terms: 3.75 + -3.75 = 0.00
-3.75 + r2 + -0.25x = 0.00 + 0.25x + -0.25x
-3.75 + r2 + -0.25x = 0.25x + -0.25x

Combine like terms: 0.25x + -0.25x = 0.00
-3.75 + r2 + -0.25x = 0.00

The solution to this equation could not be determined.

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