=0.4x^2*2+10

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Solution for =0.4x^2*2+10 equation: 


Simplifying
0 = 0.4x2 * 2 + 10

Reorder the terms for easier multiplication:
0 = 0.4 * 2x2 + 10

Multiply 0.4 * 2
0 = 0.8x2 + 10

Reorder the terms:
0 = 10 + 0.8x2

Solving
0 = 10 + 0.8x2

Solving for variable 'x'.

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

Add '-0.8x2' to each side of the equation.
0 + -0.8x2 = 10 + 0.8x2 + -0.8x2
Remove the zero:
-0.8x2 = 10 + 0.8x2 + -0.8x2

Combine like terms: 0.8x2 + -0.8x2 = 0.0
-0.8x2 = 10 + 0.0
-0.8x2 = 10

Divide each side by '-0.8'.
x2 = -12.5

Simplifying
x2 = -12.5

Reorder the terms:
12.5 + x2 = -12.5 + 12.5

Combine like terms: -12.5 + 12.5 = 0.0
12.5 + x2 = 0.0

The solution to this equation could not be determined.

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