(-8+x)(x+5)=0

Simple and best practice solution for (-8+x)(x+5)=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 (-8+x)(x+5)=0 equation: 


Simplifying
(-8 + x)(x + 5) = 0

Reorder the terms:
(-8 + x)(5 + x) = 0

Multiply (-8 + x) * (5 + x)
(-8(5 + x) + x(5 + x)) = 0
((5 * -8 + x * -8) + x(5 + x)) = 0
((-40 + -8x) + x(5 + x)) = 0
(-40 + -8x + (5 * x + x * x)) = 0
(-40 + -8x + (5x + x2)) = 0

Combine like terms: -8x + 5x = -3x
(-40 + -3x + x2) = 0

Solving
-40 + -3x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-5 + -1x)(8 + -1x) = 0


Subproblem 1
Set the factor '(-5 + -1x)' equal to zero and attempt to solve:

Simplifying
-5 + -1x = 0

Solving
-5 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '5' to each side of the equation.
-5 + 5 + -1x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -1x = 0 + 5
-1x = 0 + 5

Combine like terms: 0 + 5 = 5
-1x = 5

Divide each side by '-1'.
x = -5

Simplifying
x = -5

Subproblem 2
Set the factor '(8 + -1x)' equal to zero and attempt to solve:

Simplifying
8 + -1x = 0

Solving
8 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + -1x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = 0 + -8
-1x = 0 + -8

Combine like terms: 0 + -8 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8
Solution
x = {-5, 8}

See similar equations:

| 100=a^2-6a+9 | | |1-12|*(-8)/(-4)= | | 0=x^2+5x-315 | | 9x-12x+4=49 | | 10=a^2+6a+9 | | 8*150= | | (2y-1)(9-y)=0 | | 18-6y+6y=18 | | 24T+15=-2+-24 | | 0=x^2+3x-180 | | 15+4.50x=13+5.75x | | 15+4.50=13+5.75x | | F(10)=15/x | | -20=3(x-3)+8x | | 2x-3-8x=14 | | -.6x+.5=.75 | | 11/4a=76/4 | | -3-5(8-3)= | | 3x^2+22x-5=0 | | 3x-10=5x-30 | | 3log(2)9x=6 | | F(9)=15/x | | 7/2r=28 | | 6=2(x-1)-2 | | (8p^2+6b-1)(8b^2-8b+7)=0 | | 2y+8x-5=0 | | 7000*cosine^2/2 | | 75-(3xm)=27 | | y^2=4x*x | | 3(2x+1)+2=23 | | -8.3*n=.25 | | 650*0.2= |

Equations solver categories