3x^2-5=-80

Simple and best practice solution for 3x^2-5=-80 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=-80 equation:


Simplifying
3x2 + -5 = -80

Reorder the terms:
-5 + 3x2 = -80

Solving
-5 + 3x2 = -80

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 3x2 = -80 + 5

Combine like terms: -5 + 5 = 0
0 + 3x2 = -80 + 5
3x2 = -80 + 5

Combine like terms: -80 + 5 = -75
3x2 = -75

Divide each side by '3'.
x2 = -25

Simplifying
x2 = -25

Reorder the terms:
25 + x2 = -25 + 25

Combine like terms: -25 + 25 = 0
25 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| (2x-3)(x+5)= | | -21+16a= | | 11-11x=-1 | | 3(y-4)=-7(3+y) | | v/2=v/3-4 | | 10x+3=72 | | 15=-5/8v | | 11-x=4x+1 | | 9x-7w+4x+8y+2y+3w= | | f(x)=4x-3x+3 | | 2+(-16)= | | x/12=55/60 | | 7(-10+3x)=238 | | 8x+7=11x+11 | | p+p+300=1000 | | 10x+4=9x-4+x | | 18x-(8x)=67 | | 3(2g-4)+5g=98 | | .7(6x+8)=2.7-(x-3) | | 8x+5=6x | | 5(3p-20)=5 | | 6z-4=13+z | | z/5=6/30 | | 4c-25=23 | | 0.5*60x=0.5((3x+2)+(5x+8))*6 | | 5/17x=45 | | (3x+2)+(5x+8)= | | .75t+1000=-2t+1200 | | 22-6x=8x-6 | | m-4+25=23 | | 3x/y-4z=12 | | 2-2(3x+4)=18 |

Equations solver categories