8x^2+53-21=0

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Solution for 8x^2+53-21=0 equation:


Simplifying
8x2 + 53 + -21 = 0

Reorder the terms:
53 + -21 + 8x2 = 0

Combine like terms: 53 + -21 = 32
32 + 8x2 = 0

Solving
32 + 8x2 = 0

Solving for variable 'x'.

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

Add '-32' to each side of the equation.
32 + -32 + 8x2 = 0 + -32

Combine like terms: 32 + -32 = 0
0 + 8x2 = 0 + -32
8x2 = 0 + -32

Combine like terms: 0 + -32 = -32
8x2 = -32

Divide each side by '8'.
x2 = -4

Simplifying
x2 = -4

Reorder the terms:
4 + x2 = -4 + 4

Combine like terms: -4 + 4 = 0
4 + x2 = 0

The solution to this equation could not be determined.

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