x^2+2x+3=11

Simple and best practice solution for x^2+2x+3=11 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+2x+3=11 equation:


Simplifying
x2 + 2x + 3 = 11

Reorder the terms:
3 + 2x + x2 = 11

Solving
3 + 2x + x2 = 11

Solving for variable 'x'.

Reorder the terms:
3 + -11 + 2x + x2 = 11 + -11

Combine like terms: 3 + -11 = -8
-8 + 2x + x2 = 11 + -11

Combine like terms: 11 + -11 = 0
-8 + 2x + x2 = 0

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

Subproblem 1

Set the factor '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 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 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 2

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

Solution

x = {-4, 2}

See similar equations:

| 3y*2u^9*4y^2u^2= | | 4+3x/7+3-x/2=37/14 | | 6+3z-2=9z+13-7z | | 2+3/7+3-x/3=11/21 | | 30-(x+8)=6x-6 | | y/18=-5 | | 1.2q-5.8-4.6q=-4.4q-1.5 | | p^3+8p^2+16p+6=0 | | 2x+5=17x+8 | | [x+2]+5=7 | | 2x+5=17x | | 4x^2-20xy+25y^2-15x-6y=0 | | p^2-10p-84=-10 | | n^2-6n-20=7 | | m/6=13 | | 4=8(s-1)-29 | | 7x^2=6x+21 | | 30(t+6)=-18 | | 7*6*6-4*4=140 | | (13x-2)+39=180 | | X^3+2X^2-10X+8=0 | | 4.8=f-8.7 | | 10*10-5*5=75 | | 6x+16+2x+12=180 | | y=-0.1x^2+x+2 | | 8*43+68-14=398 | | 0.01-0.01(x+2)=-0.03(3-x) | | 7x-25=3(3x+5) | | y=5x+6/3 | | 5*9+65=370 | | 8*43+65=370 | | x^2-60=4x |

Equations solver categories