-8x^2+19=21

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Solution for -8x^2+19=21 equation:


Simplifying
-8x2 + 19 = 21

Reorder the terms:
19 + -8x2 = 21

Solving
19 + -8x2 = 21

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + -8x2 = 21 + -19

Combine like terms: 19 + -19 = 0
0 + -8x2 = 21 + -19
-8x2 = 21 + -19

Combine like terms: 21 + -19 = 2
-8x2 = 2

Divide each side by '-8'.
x2 = -0.25

Simplifying
x2 = -0.25

Reorder the terms:
0.25 + x2 = -0.25 + 0.25

Combine like terms: -0.25 + 0.25 = 0.00
0.25 + x2 = 0.00

The solution to this equation could not be determined.

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