25x^2+40-9=0

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Solution for 25x^2+40-9=0 equation:


Simplifying
25x2 + 40 + -9 = 0

Reorder the terms:
40 + -9 + 25x2 = 0

Combine like terms: 40 + -9 = 31
31 + 25x2 = 0

Solving
31 + 25x2 = 0

Solving for variable 'x'.

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

Add '-31' to each side of the equation.
31 + -31 + 25x2 = 0 + -31

Combine like terms: 31 + -31 = 0
0 + 25x2 = 0 + -31
25x2 = 0 + -31

Combine like terms: 0 + -31 = -31
25x2 = -31

Divide each side by '25'.
x2 = -1.24

Simplifying
x2 = -1.24

Reorder the terms:
1.24 + x2 = -1.24 + 1.24

Combine like terms: -1.24 + 1.24 = 0.00
1.24 + x2 = 0.00

The solution to this equation could not be determined.

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