2x^2+13=10x

Simple and best practice solution for 2x^2+13=10x 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 2x^2+13=10x equation:


Simplifying
2x2 + 13 = 10x

Reorder the terms:
13 + 2x2 = 10x

Solving
13 + 2x2 = 10x

Solving for variable 'x'.

Reorder the terms:
13 + -10x + 2x2 = 10x + -10x

Combine like terms: 10x + -10x = 0
13 + -10x + 2x2 = 0

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

Divide each side by '2'.
6.5 + -5x + x2 = 0

Move the constant term to the right:

Add '-6.5' to each side of the equation.
6.5 + -5x + -6.5 + x2 = 0 + -6.5

Reorder the terms:
6.5 + -6.5 + -5x + x2 = 0 + -6.5

Combine like terms: 6.5 + -6.5 = 0.0
0.0 + -5x + x2 = 0 + -6.5
-5x + x2 = 0 + -6.5

Combine like terms: 0 + -6.5 = -6.5
-5x + x2 = -6.5

The x term is -5x.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5x + 6.25 + x2 = -6.5 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -6.5 + 6.25

Combine like terms: -6.5 + 6.25 = -0.25
6.25 + -5x + x2 = -0.25

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = -0.25

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 4a+7b=86 | | 6z^2+12z-4=0 | | 6.63e-11= | | 24+14= | | 3(2x+3)+5(2x+4)= | | 3-2x+12= | | log(5)125=x | | 2y+10=4x | | 3x+7=-x+3 | | 5+4x-2+4=-5 | | -8b-12+6b= | | 4(2y+1)=6y-8 | | 5x+20=64 | | z^2-4z+16=0 | | 3.2e-8= | | 5(4x-2)+4=-5 | | -18=16x+1 | | y=-16x^2+224 | | 5/6(2x+4)=10 | | 25-3x=-11 | | 9*Y*2Z=96 | | 6x^2-60+18=0 | | 2ax-2bx-ay-by=0 | | 19+31= | | 2p^2+17p+35=0 | | 2ax-2bx-at-by=0 | | 4x-8=8x-7 | | 12x+10y=11 | | 3(5y-5)-(7y+8)= | | 2*14+5x=4*14-3x | | 2h+1.5h= | | 3s+2c=6c+1c |

Equations solver categories