0.4x^2+0.6x^2-0.3x^2=

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Solution for 0.4x^2+0.6x^2-0.3x^2= equation: 


Simplifying
0.4x2 + 0.6x2 + -0.3x2 = 0

Combine like terms: 0.4x2 + 0.6x2 = 1x2
1x2 + -0.3x2 = 0

Combine like terms: 1x2 + -0.3x2 = 0.7x2
0.7x2 = 0

Solving
0.7x2 = 0

Solving for variable 'x'.

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

Divide each side by '0.7'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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