x^2+20x=-36

Simple and best practice solution for x^2+20x=-36 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 x^2+20x=-36 equation:


Simplifying
x2 + 20x = -36

Reorder the terms:
20x + x2 = -36

Solving
20x + x2 = -36

Solving for variable 'x'.

Reorder the terms:
36 + 20x + x2 = -36 + 36

Combine like terms: -36 + 36 = 0
36 + 20x + x2 = 0

Factor a trinomial.
(18 + x)(2 + x) = 0

Subproblem 1

Set the factor '(18 + x)' equal to zero and attempt to solve: Simplifying 18 + x = 0 Solving 18 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-18' to each side of the equation. 18 + -18 + x = 0 + -18 Combine like terms: 18 + -18 = 0 0 + x = 0 + -18 x = 0 + -18 Combine like terms: 0 + -18 = -18 x = -18 Simplifying x = -18

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-18, -2}

See similar equations:

| 2y+42=10x | | (5x+6)(3x+2)= | | 9(x-7)+8=-55 | | x^2+3x=1.75 | | 3x^2+2xy=16 | | 9(x-7)+8=-5 | | (w-6)*(w-6)=25 | | 2y^2-8xy+18=x^2 | | 0.1x-0.15(20-x)=0.12(20) | | (3x+3)(6x-8)=0 | | 6y-6=y+34 | | 3x^3+X^2-30=0 | | 5/n=14 | | 50m-43=52m-81 | | 15x^3+5x^2-30=0 | | 3(2x+6)=-45+39 | | x^2-9x=15.75 | | 2x-2y=24 | | 3x-1=5x+1 | | 0.6(x+1)+0.2(6-x)=x-0.6 | | 2x^/ | | f(x)=3x^2-18x+5 | | 20=x+14 | | 7-(2z-8)=3-3z | | -9(y+6)=-8y-1 | | 5x=800 | | 13(v+2)-4v=3(3v+4)-13 | | d^2-14d+49=100 | | 14.13=x-4.25 | | 14.1+x=43.9 | | -9=6z-11 | | 14.1+x=43.8 |

Equations solver categories