5x^2=10x-16

Simple and best practice solution for 5x^2=10x-16 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=10x-16 equation:


Simplifying
5x2 = 10x + -16

Reorder the terms:
5x2 = -16 + 10x

Solving
5x2 = -16 + 10x

Solving for variable 'x'.

Reorder the terms:
16 + -10x + 5x2 = -16 + 10x + 16 + -10x

Reorder the terms:
16 + -10x + 5x2 = -16 + 16 + 10x + -10x

Combine like terms: -16 + 16 = 0
16 + -10x + 5x2 = 0 + 10x + -10x
16 + -10x + 5x2 = 10x + -10x

Combine like terms: 10x + -10x = 0
16 + -10x + 5x2 = 0

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

Divide each side by '5'.
3.2 + -2x + x2 = 0

Move the constant term to the right:

Add '-3.2' to each side of the equation.
3.2 + -2x + -3.2 + x2 = 0 + -3.2

Reorder the terms:
3.2 + -3.2 + -2x + x2 = 0 + -3.2

Combine like terms: 3.2 + -3.2 = 0.0
0.0 + -2x + x2 = 0 + -3.2
-2x + x2 = 0 + -3.2

Combine like terms: 0 + -3.2 = -3.2
-2x + x2 = -3.2

The x term is -2x.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2x + 1 + x2 = -3.2 + 1

Reorder the terms:
1 + -2x + x2 = -3.2 + 1

Combine like terms: -3.2 + 1 = -2.2
1 + -2x + x2 = -2.2

Factor a perfect square on the left side:
(x + -1)(x + -1) = -2.2

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| y/32=12/8 | | 2lnx+ln(x+1)-1=0 | | 6+42=28x+8 | | n/5=31/40 | | n/5=31/4- | | 0=pi*cos(pi*x) | | 10x-12=-52 | | -4(-7)/-4(-6) | | b*6=24 | | 4x+12=5-10x | | 2x+4-3(-5x-2)=3(x-2) | | -14=-(-3x+2) | | 6=3+u | | t+12=29 | | x-8=(x-8) | | 6x-12=3(x-8) | | (x+1)+(x-3)= | | 2/3=a/42 | | Cosx/secx | | -6w+3(w+8)=-3 | | 8x-5=2x+6 | | 10z-16=2z+8 | | Lnx=250 | | 3(2-3y)=15 | | 3(2-3)=15 | | (25x+30)+(5x)= | | x+11=0.75x-9 | | 126+84+x=360 | | 696=4(x+19) | | -a/b=1 | | Ln(2x+8)=56 | | 2/3x-1=5/2 |

Equations solver categories