7x^2+3=

Simple and best practice solution for 7x^2+3= 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 7x^2+3= equation:


Simplifying
7x2 + 3 = 0

Reorder the terms:
3 + 7x2 = 0

Solving
3 + 7x2 = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 7x2 = 0 + -3
7x2 = 0 + -3

Combine like terms: 0 + -3 = -3
7x2 = -3

Divide each side by '7'.
x2 = -0.4285714286

Simplifying
x2 = -0.4285714286

Reorder the terms:
0.4285714286 + x2 = -0.4285714286 + 0.4285714286

Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000
0.4285714286 + x2 = 0.0000000000

The solution to this equation could not be determined.

See similar equations:

| 2x^2+2xz+2z^2-1=0solvez | | 12x^2+2=-48 | | .5x+6=4x | | -11-2x=5(x+8) | | 2x^2+2xz+2z^2-1=0 | | .5x+6=2x | | 2x*x+1=x*x-8x+17 | | x^2+x-z^2+z^2-1=0solvez | | x^2=-37 | | 70192+254a=0 | | 3(m-6)=5(2m+2) | | m+na-nx=ma | | 18+2a=0 | | 4s-12=16-9d | | 8m+5=61 | | x=3y+2x | | 7h+7=70 | | 3(2x+1)=5(2m+2) | | 5y-15=30 | | 2+x+4=x | | 18x-42= | | a(x-2)-b(x-1)=b-a | | 5x-16=10x-2 | | 2(3x+5)=4(x+5) | | 10x-1=199 | | b=60+(15+6)w | | 2x^2-6x+5=2x | | 4sinx(cosx-1)=0 | | 2r-12=r-2 | | 8m-29=43 | | 7(x+8)=48 | | 0=x^2-19x-299 |

Equations solver categories