-x^2+5x-10=

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


Simplifying
-1x2 + 5x + -10 = 0

Reorder the terms:
-10 + 5x + -1x2 = 0

Solving
-10 + 5x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
10 + -5x + x2 = 0

Move the constant term to the right:

Add '-10' to each side of the equation.
10 + -5x + -10 + x2 = 0 + -10

Reorder the terms:
10 + -10 + -5x + x2 = 0 + -10

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

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

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 = -10 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -10 + 6.25

Combine like terms: -10 + 6.25 = -3.75
6.25 + -5x + x2 = -3.75

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = -3.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3b+1=4b-3 | | (5x^4−5)/(5) | | x^4-2x^3-15x^2-20x+20=0 | | (x^2-2)(10x+10)=0 | | (4a^10/16a^8)^-1/2 | | (w+5)(w+2)= | | 7/3-y=1 | | (x^1/3)=3 | | 6p-9=0 | | (2p^2-7p-15)/(6p-9) | | 3(5)-7y=8 | | 5x+15=-95-7x | | 7(-2)+3y=1 | | 4z-9.81=0.125 | | 4(3x-1)=5(4x-1) | | 5x+1.2=6 | | y=4x^2-13x+3 | | a^2-21a-108=0 | | 5X+3Y=50SLOPE | | 5000=0.5x^2+0.5x | | 6a+3ab= | | 4x^2+9px+1=0 | | x^2-647x+196=0 | | 3x+5x=54 | | a^2+108-21a=0 | | -8-7/3=11 | | (p+2)x^2-2(2p+1)x+4p=0 | | x^2+10x+30000=0 | | 3(x+2)=x+6 | | 5=6x-3 | | abs(3t+2)=6 | | 16p+20q+p-7q-6p= |

Equations solver categories