4x^2-20*-56=0

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Solution for 4x^2-20*-56=0 equation:


Simplifying
4x2 + -20 * -56 = 0

Multiply -20 * -56
4x2 + 1120 = 0

Reorder the terms:
1120 + 4x2 = 0

Solving
1120 + 4x2 = 0

Solving for variable 'x'.

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

Add '-1120' to each side of the equation.
1120 + -1120 + 4x2 = 0 + -1120

Combine like terms: 1120 + -1120 = 0
0 + 4x2 = 0 + -1120
4x2 = 0 + -1120

Combine like terms: 0 + -1120 = -1120
4x2 = -1120

Divide each side by '4'.
x2 = -280

Simplifying
x2 = -280

Reorder the terms:
280 + x2 = -280 + 280

Combine like terms: -280 + 280 = 0
280 + x2 = 0

The solution to this equation could not be determined.

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