2x^2-40=8x^2

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Solution for 2x^2-40=8x^2 equation:


Simplifying
2x2 + -40 = 8x2

Reorder the terms:
-40 + 2x2 = 8x2

Solving
-40 + 2x2 = 8x2

Solving for variable 'x'.

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

Add '-8x2' to each side of the equation.
-40 + 2x2 + -8x2 = 8x2 + -8x2

Combine like terms: 2x2 + -8x2 = -6x2
-40 + -6x2 = 8x2 + -8x2

Combine like terms: 8x2 + -8x2 = 0
-40 + -6x2 = 0

Add '40' to each side of the equation.
-40 + 40 + -6x2 = 0 + 40

Combine like terms: -40 + 40 = 0
0 + -6x2 = 0 + 40
-6x2 = 0 + 40

Combine like terms: 0 + 40 = 40
-6x2 = 40

Divide each side by '-6'.
x2 = -6.666666667

Simplifying
x2 = -6.666666667

Reorder the terms:
6.666666667 + x2 = -6.666666667 + 6.666666667

Combine like terms: -6.666666667 + 6.666666667 = 0.000000000
6.666666667 + x2 = 0.000000000

The solution to this equation could not be determined.

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