5x^2+20x=-20

Simple and best practice solution for 5x^2+20x=-20 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 5x^2+20x=-20 equation:


Simplifying
5x2 + 20x = -20

Reorder the terms:
20x + 5x2 = -20

Solving
20x + 5x2 = -20

Solving for variable 'x'.

Reorder the terms:
20 + 20x + 5x2 = -20 + 20

Combine like terms: -20 + 20 = 0
20 + 20x + 5x2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(4 + 4x + x2) = 0

Factor a trinomial.
5((2 + x)(2 + x)) = 0

Ignore the factor 5.

Subproblem 1

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

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 = {-2, -2}

See similar equations:

| x=x^3-3x | | (-5x^3y^2)(9x^2y^3)= | | 7x-13=-6x+52 | | 8(2x+5)-7(x-9)= | | 3.x-5=1/3 | | 4x^5=36 | | 3x^2-30x-9=0 | | 3.x=7/3 | | 30=-5x | | -105=-5x | | (x-5)+(2x-1)=12 | | -3=13/5+m | | 90x+54x-99= | | -8x-3=13 | | 14-5h=13.9-9h | | -4.9*3.7-3= | | -5=3-2x | | 1.25*p+p=63 | | 16x-20= | | 8x-10=6x+14 | | -2x-3=-5 | | (2x)-4=4 | | 16(t-4)+5t=7(3t+4)-11 | | 2x-4=42 | | -6n+9n= | | 2x^3-13x^2+3x+18=0 | | -2x^2+5x-4=-x^2-x+5 | | 13+15+26+-6+-3= | | 21-8x+11= | | 144m^2+121=0 | | 4x-5x=46-52 | | x+4=25 |

Equations solver categories