7z^2+2=0

Simple and best practice solution for 7z^2+2=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 7z^2+2=0 equation:


Simplifying
7z2 + 2 = 0

Reorder the terms:
2 + 7z2 = 0

Solving
2 + 7z2 = 0

Solving for variable 'z'.

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

Add '-2' to each side of the equation.
2 + -2 + 7z2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 7z2 = 0 + -2
7z2 = 0 + -2

Combine like terms: 0 + -2 = -2
7z2 = -2

Divide each side by '7'.
z2 = -0.2857142857

Simplifying
z2 = -0.2857142857

Reorder the terms:
0.2857142857 + z2 = -0.2857142857 + 0.2857142857

Combine like terms: -0.2857142857 + 0.2857142857 = 0.0000000000
0.2857142857 + z2 = 0.0000000000

The solution to this equation could not be determined.

See similar equations:

| h^4+8h^2-20=0 | | 9y-3x+3=0 | | 2/5x-3/8=7/4 | | 14x+3y=-15 | | 8xyz-10x^2y^2z=0 | | x-17=9x | | 9(k+1)-4k=3k+23 | | 8x=5(y+2) | | -3+(-6)= | | 81+4x+x^2=4x-12 | | 9x^2=40 | | 8.2-2*-3.7= | | 2(x+1)*3= | | 3(x+y)=9 | | 16a-4b= | | 15x-21=5y | | 2x+4x+3=3+10+4x | | -5h^4-20h^3-20h^2=0 | | -4*-15-11= | | 11x-61=x-(-78) | | 12+3y=8x | | 14x^2-7x+2=0 | | 2x/5+17=9 | | 2x/5+17=19 | | w+13-7+2w=5w+2 | | 7y+5x=5 | | 9-4y-2x=1 | | 5cos(x)+3cos(2x)=3 | | 11-4x/5=9 | | 5*-6x=55 | | 3y+6x=4 | | 1c+40=6 |

Equations solver categories