4x^2+9+7=0

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Solution for 4x^2+9+7=0 equation:


Simplifying
4x2 + 9 + 7 = 0

Reorder the terms:
9 + 7 + 4x2 = 0

Combine like terms: 9 + 7 = 16
16 + 4x2 = 0

Solving
16 + 4x2 = 0

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 4x2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 4x2 = 0 + -16
4x2 = 0 + -16

Combine like terms: 0 + -16 = -16
4x2 = -16

Divide each side by '4'.
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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