3x^2+5+8=0

Simple and best practice solution for 3x^2+5+8=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3x^2+5+8=0 equation:


Simplifying
3x2 + 5 + 8 = 0

Reorder the terms:
5 + 8 + 3x2 = 0

Combine like terms: 5 + 8 = 13
13 + 3x2 = 0

Solving
13 + 3x2 = 0

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 3x2 = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 3x2 = 0 + -13
3x2 = 0 + -13

Combine like terms: 0 + -13 = -13
3x2 = -13

Divide each side by '3'.
x2 = -4.333333333

Simplifying
x2 = -4.333333333

Reorder the terms:
4.333333333 + x2 = -4.333333333 + 4.333333333

Combine like terms: -4.333333333 + 4.333333333 = 0.000000000
4.333333333 + x2 = 0.000000000

The solution to this equation could not be determined.

See similar equations:

| 5w=-7w-36 | | 3(x+4)-4x-16=12 | | 6(x+7)+2(2x+3)=8 | | x(x-1)-6=0 | | 4(z+6)=56 | | 3x/4=9/20 | | 2A^2-16A+64=36 | | 9-e=-12 | | -7x=4x-35 | | 4(2n-5)=3n-35 | | (4x+17)=(6x+3) | | 7x-9=4(3x+4) | | -2.5=p-7.1 | | -35/3*(-21/5)= | | 234x^2+(-3455)+(3445x+(-3345))=236 | | -112/3*(-41/5)= | | A^2-16A+32= | | 6-11=-17 | | (10x+5)=(7x) | | 4(1.7)x=7(1.08)x | | 3/5=10x | | 2xy+5xz+2x(3yz-y)-z(x-xy)+xz(5y-4)= | | 12a=1.2a | | 9-24=5r+3r | | -x^2-6x+11=0 | | -6c-4-5=10+8 | | 1+4(4y-3)=5(y-7)+2 | | x+(x+8)+(x-3)+(x-5)=360 | | 5x^-5y^4/x^-3y | | 1/4b-1 | | R*r*r*r*r= | | F=5/3(n-53) |

Equations solver categories