5-x^2-2x=-3

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


Simplifying
5 + -1x2 + -2x = -3

Reorder the terms:
5 + -2x + -1x2 = -3

Solving
5 + -2x + -1x2 = -3

Solving for variable 'x'.

Reorder the terms:
5 + 3 + -2x + -1x2 = -3 + 3

Combine like terms: 5 + 3 = 8
8 + -2x + -1x2 = -3 + 3

Combine like terms: -3 + 3 = 0
8 + -2x + -1x2 = 0

Factor a trinomial.
(2 + -1x)(4 + x) = 0

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Solution

x = {2, -4}

See similar equations:

| 9-2x+2=5x+4 | | 8s=-4+6s | | 8k-1=9k-7 | | 9h=8+10h | | 2x^3-9x^2+13x-6=0 | | -8+4f=-1+5f | | 23-7k=-6k | | 7r=8r-8 | | 3a+5=2a-5/4 | | x^2+95=0 | | (15-7)*(3+5)= | | 2x(4x+1)=11 | | (15-7)x(3+5)= | | -2+8=(11p+4) | | 5x^2-7x-12=-3x | | x+122+x+66=180 | | 5(2x+4)-12=-52 | | 2a-1b=10 | | 2(3r-4)-1=-1(r+2)-21 | | 2+31x+29x-2=180 | | F-62=1.8c | | -3x-12=8x+21 | | 112-7x=20x+19 | | -6(1+7r)=-40-8r | | 4(y+6)+2y=5y-2 | | (5x+4)(5x^2+4x+5)= | | -4=-5 | | F=-62 | | 2+31x=29x-2 | | 5w-9p+10w-4p= | | 12=180 | | 5(x-4)=300 |

Equations solver categories