-x^2+8x-35=0

Simple and best practice solution for -x^2+8x-35=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 -x^2+8x-35=0 equation:


Simplifying
-1x2 + 8x + -35 = 0

Reorder the terms:
-35 + 8x + -1x2 = 0

Solving
-35 + 8x + -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'.
35 + -8x + x2 = 0

Move the constant term to the right:

Add '-35' to each side of the equation.
35 + -8x + -35 + x2 = 0 + -35

Reorder the terms:
35 + -35 + -8x + x2 = 0 + -35

Combine like terms: 35 + -35 = 0
0 + -8x + x2 = 0 + -35
-8x + x2 = 0 + -35

Combine like terms: 0 + -35 = -35
-8x + x2 = -35

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = -35 + 16

Reorder the terms:
16 + -8x + x2 = -35 + 16

Combine like terms: -35 + 16 = -19
16 + -8x + x2 = -19

Factor a perfect square on the left side:
(x + -4)(x + -4) = -19

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 6-34/7= | | 2(x+2)+6=51 | | 3x/4-5/6=2x/3 | | 6*n^2+12=-38 | | (x-5)0.6=9 | | 2(x+2)+2*3=51 | | (x-5)^2/3=9 | | 2/x+1-2x=5 | | x-4/5=15/4 | | 13f+2(f+4)= | | x-4/5=33/4 | | x^2=26+x^2 | | 3(x+2)-2x+7=x+5 | | 3x+26=12x+6 | | (1-6s)+(11+2s)= | | 15-4x=2x-3 | | 4x-1=7x-4 | | (2g+9)-(g+3)= | | 7x^2=-31 | | -21m+35= | | 12-2(m)+5=-1 | | 1.5x+3.8=3.1x-1 | | 6X+-12+-30=46 | | 6x-88=2x-8 | | 20h-16= | | -5x+3=2x+3 | | -8(3a-4)= | | Y=-2x^2+200x | | 98-4x=14x+20 | | 6x+30+24=90 | | 5(2g+5)= | | 2(x+1)+3x=x+7 |

Equations solver categories