x^2+4x+4=-11

Simple and best practice solution for x^2+4x+4=-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+4x+4=-11 equation:


Simplifying
x2 + 4x + 4 = -11

Reorder the terms:
4 + 4x + x2 = -11

Solving
4 + 4x + x2 = -11

Solving for variable 'x'.

Reorder the terms:
4 + 11 + 4x + x2 = -11 + 11

Combine like terms: 4 + 11 = 15
15 + 4x + x2 = -11 + 11

Combine like terms: -11 + 11 = 0
15 + 4x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-15' to each side of the equation.
15 + 4x + -15 + x2 = 0 + -15

Reorder the terms:
15 + -15 + 4x + x2 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 4x + x2 = 0 + -15
4x + x2 = 0 + -15

Combine like terms: 0 + -15 = -15
4x + x2 = -15

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = -15 + 4

Reorder the terms:
4 + 4x + x2 = -15 + 4

Combine like terms: -15 + 4 = -11
4 + 4x + x2 = -11

Factor a perfect square on the left side:
(x + 2)(x + 2) = -11

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -1-n=8(8+8n) | | C=(3.14)(60) | | 15x+1-8x+3= | | 3p+7(p+6)=36+4p | | 4(5-x)+3(-x+3)=-4(x)+38 | | 8x-158=-9x+46 | | 3x-20=10x+4 | | a=f+m | | 37*6.5= | | x^2+24x+141=0 | | t=i+rp | | 8x^2+5=35 | | 10+7*4= | | 5kx+6=7 | | -9b=33-y | | 5(-5)=6x+100 | | 11-10r=-39 | | x^3-48x+128=0 | | 3x^3/49-4x/36 | | 3y=-66 | | y-9=2y | | -7x+4=-2x+19 | | -12-a=-42 | | 0.80n=n+23 | | 4(-4)-3-2(-1)= | | y=(y/(3x-y^2)) | | -37-x=17-3x | | (x+7)-2x=0 | | 3m-1=1 | | 5x-2(6)=-1 | | 18-n=29 | | (x+7)-2x=5x-(3x-4) |

Equations solver categories