If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
0.4x2 + 0.3x2 + -0.2x2 = 0
Combine like terms: 0.4x2 + 0.3x2 = 0.7x2
0.7x2 + -0.2x2 = 0
Combine like terms: 0.7x2 + -0.2x2 = 0.5x2
0.5x2 = 0
Solving
0.5x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '0.5'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
| p^2q^2-6-2q^2+3p^2=0 | | 10a^2+3=93 | | 5643-897= | | 6m^2-7=0 | | 4532+765+9871= | | -7v-6(3v-7)=-108 | | y=2502+417x | | 5(1+3k)=-25 | | 9f^2-3f=0 | | -a-3a=-3a+4 | | -8=-(x+9) | | 9b+80=3b-4 | | h^2+6h+9=0 | | -4=6r-8r | | -27=-7+5s | | 1/3(5y-2)+1/9(12y+10)= | | 6w^2+9w+3=0 | | 4=P*0.03*.08333 | | h(t)=16t^2+96t+4 | | 1-3p=-2(p-1)+4 | | b^2-5b-150=0 | | y=4500-450 | | m-4=1 | | 4q^2-9q+5=0 | | 3(1+6x)=5x-23 | | q^2+4q-96=0 | | 9n+8+3n=-28 | | -7-28m=26m-39 | | -2(6-10n)=10(2n-60) | | n-5-1=-6-5n+6n | | 8d^2+8d+2=0 | | 8y=-2x-34 |