-2x-80=-x^2

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


Simplifying
-2x + -80 = -1x2

Reorder the terms:
-80 + -2x = -1x2

Solving
-80 + -2x = -1x2

Solving for variable 'x'.

Combine like terms: -1x2 + x2 = 0
-80 + -2x + x2 = 0

Factor a trinomial.
(-8 + -1x)(10 + -1x) = 0

Subproblem 1

Set the factor '(-8 + -1x)' equal to zero and attempt to solve: Simplifying -8 + -1x = 0 Solving -8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x = 0 + 8 -1x = 0 + 8 Combine like terms: 0 + 8 = 8 -1x = 8 Divide each side by '-1'. x = -8 Simplifying x = -8

Subproblem 2

Set the factor '(10 + -1x)' equal to zero and attempt to solve: Simplifying 10 + -1x = 0 Solving 10 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x = 0 + -10 -1x = 0 + -10 Combine like terms: 0 + -10 = -10 -1x = -10 Divide each side by '-1'. x = 10 Simplifying x = 10

Solution

x = {-8, 10}

See similar equations:

| x+(-1)=221+2x | | 15x-15x-30=0 | | 2a+9=7 | | -6x-18=6 | | 9n+10=-17 | | 15+2n=8+3n | | 12=-x+1 | | -7x-15=34 | | (.25)16+30=x | | x^2-9=9 | | 5*5-6=x | | K+3K+32=27+2+5K | | 3y+3=-36 | | .50(3*2+68)=x | | 6(3*64-8*4)=x | | 12-3y=52+5 | | 5a=35 | | 29-x=13 | | r=-3 | | 17x-12=114+3x | | 5-7x=-15-3x | | -0.25y=16 | | x-2y+5=8 | | 8x^3+10x^2-5x-3=0 | | X+(-6)=9 | | -10p+9=12 | | 14c+35= | | 68-4*(3-1)3=c | | 6b+8= | | x^2+4bx+2b=0 | | X^3+2x^2-8x= | | 2x^12+3x= |

Equations solver categories