4x^2-13=-20

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Solution for 4x^2-13=-20 equation:


Simplifying
4x2 + -13 = -20

Reorder the terms:
-13 + 4x2 = -20

Solving
-13 + 4x2 = -20

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 4x2 = -20 + 13

Combine like terms: -13 + 13 = 0
0 + 4x2 = -20 + 13
4x2 = -20 + 13

Combine like terms: -20 + 13 = -7
4x2 = -7

Divide each side by '4'.
x2 = -1.75

Simplifying
x2 = -1.75

Reorder the terms:
1.75 + x2 = -1.75 + 1.75

Combine like terms: -1.75 + 1.75 = 0.00
1.75 + x2 = 0.00

The solution to this equation could not be determined.

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