(5x+4)(x+-8)=0

Simple and best practice solution for (5x+4)(x+-8)=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 (5x+4)(x+-8)=0 equation: 


Simplifying
(5x + 4)(x + -8) = 0

Reorder the terms:
(4 + 5x)(x + -8) = 0

Reorder the terms:
(4 + 5x)(-8 + x) = 0

Multiply (4 + 5x) * (-8 + x)
(4(-8 + x) + 5x * (-8 + x)) = 0
((-8 * 4 + x * 4) + 5x * (-8 + x)) = 0
((-32 + 4x) + 5x * (-8 + x)) = 0
(-32 + 4x + (-8 * 5x + x * 5x)) = 0
(-32 + 4x + (-40x + 5x2)) = 0

Combine like terms: 4x + -40x = -36x
(-32 + -36x + 5x2) = 0

Solving
-32 + -36x + 5x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -5x)(8 + -1x) = 0


Subproblem 1
Set the factor '(-4 + -5x)' equal to zero and attempt to solve:

Simplifying
-4 + -5x = 0

Solving
-4 + -5x = 0

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

Add '4' to each side of the equation.
-4 + 4 + -5x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -5x = 0 + 4
-5x = 0 + 4

Combine like terms: 0 + 4 = 4
-5x = 4

Divide each side by '-5'.
x = -0.8

Simplifying
x = -0.8

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 = {-0.8, 8}

See similar equations:

| 9-(-10)= | | 7+6y=61 | | (9-x^2)*sqrt(x-1)=0 | | 0.5y=-12+0.5y | | 5abc*b=1 | | x^2-5x+1=3 | | 3x-6=3(5*3-24*3) | | 2*sin(2x)*cos(2x)= | | W(2w-65)=920 | | 90=3x^5/3-6 | | -3x+39=6 | | -8X+9y=-8 | | 4(3n)= | | (-8)(-6)/-3 | | 7(x+7)-6(5x-8)=14 | | 8x+8=10x+5 | | (D^3-2D^2+3D-10)y=40x | | (D^3+D)y=2x^2+4sinx | | 5(3x+6y)= | | cos(x)+sin(x)=1 | | -98+12= | | (-6x^4)/2x^2×(-3^3) | | 121-100= | | 100+121= | | b-20=8 | | (4x-5)(x-1)(x+2)= | | 1*-2x= | | 5x-3x-4x= | | 2*-2x= | | ((5+2x)(4+2x)-20)=0 | | -1x-1x= | | 6x-7x-1x= |

Equations solver categories