5x^2+16x+16=0

Simple and best practice solution for 5x^2+16x+16=0 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+16x+16=0 equation:


Simplifying
5x2 + 16x + 16 = 0

Reorder the terms:
16 + 16x + 5x2 = 0

Solving
16 + 16x + 5x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
5 the coefficient of the squared term: 

Divide each side by '5'.
3.2 + 3.2x + x2 = 0

Move the constant term to the right:

Add '-3.2' to each side of the equation.
3.2 + 3.2x + -3.2 + x2 = 0 + -3.2

Reorder the terms:
3.2 + -3.2 + 3.2x + x2 = 0 + -3.2

Combine like terms: 3.2 + -3.2 = 0.0
0.0 + 3.2x + x2 = 0 + -3.2
3.2x + x2 = 0 + -3.2

Combine like terms: 0 + -3.2 = -3.2
3.2x + x2 = -3.2

The x term is 3.2x.  Take half its coefficient (1.6).
Square it (2.56) and add it to both sides.

Add '2.56' to each side of the equation.
3.2x + 2.56 + x2 = -3.2 + 2.56

Reorder the terms:
2.56 + 3.2x + x2 = -3.2 + 2.56

Combine like terms: -3.2 + 2.56 = -0.64
2.56 + 3.2x + x2 = -0.64

Factor a perfect square on the left side:
(x + 1.6)(x + 1.6) = -0.64

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -10+9d+2=-9d+10 | | 5x(x-1)=(2x+8)(x-1) | | 9+9m=10m+5 | | 7x+5=3(2-5x) | | 4x*ln(x)+2x=0 | | -43-3n=2-6n | | 4h=-7+5h | | 18x+27-5=-x+3 | | 6+7z=-7z-8 | | T+t+t= | | xsquared=5y | | y=150x+16 | | 5d(4)ford=-2 | | 0.05x=5 | | 10u-u=7u-10-4 | | 7e+8=50 | | 3(x-1)=48 | | 20X-4=5X+10 | | -3w+4w+7=-4w+2 | | 1/2x-11=19 | | .13=.75a | | 7b2/5=6b-7/5 | | -9n+9=-8n | | 2z/7-5=4 | | 14x-28=6x+10 | | 15-5y=-20 | | 4/-44=5m-2m | | V=9+10v | | 7/8X4/3= | | 7x-11=180 | | 18=6(w-6)-8w | | 3y-6y+2=8y+20-5 |

Equations solver categories