4x^2-31+42=0

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Solution for 4x^2-31+42=0 equation:


Simplifying
4x2 + -31 + 42 = 0

Reorder the terms:
-31 + 42 + 4x2 = 0

Combine like terms: -31 + 42 = 11
11 + 4x2 = 0

Solving
11 + 4x2 = 0

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 4x2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 4x2 = 0 + -11
4x2 = 0 + -11

Combine like terms: 0 + -11 = -11
4x2 = -11

Divide each side by '4'.
x2 = -2.75

Simplifying
x2 = -2.75

Reorder the terms:
2.75 + x2 = -2.75 + 2.75

Combine like terms: -2.75 + 2.75 = 0.00
2.75 + x2 = 0.00

The solution to this equation could not be determined.

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