5x(4x-16)(x+9)=0

Simple and best practice solution for 5x(4x-16)(x+9)=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(4x-16)(x+9)=0 equation: 


Simplifying
5x(4x + -16)(x + 9) = 0

Reorder the terms:
5x(-16 + 4x)(x + 9) = 0

Reorder the terms:
5x(-16 + 4x)(9 + x) = 0

Multiply (-16 + 4x) * (9 + x)
5x(-16(9 + x) + 4x * (9 + x)) = 0
5x((9 * -16 + x * -16) + 4x * (9 + x)) = 0
5x((-144 + -16x) + 4x * (9 + x)) = 0
5x(-144 + -16x + (9 * 4x + x * 4x)) = 0
5x(-144 + -16x + (36x + 4x2)) = 0

Combine like terms: -16x + 36x = 20x
5x(-144 + 20x + 4x2) = 0
(-144 * 5x + 20x * 5x + 4x2 * 5x) = 0
(-720x + 100x2 + 20x3) = 0

Solving
-720x + 100x2 + 20x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '20x'.
20x(-36 + 5x + x2) = 0

Factor a trinomial.
20x((-9 + -1x)(4 + -1x)) = 0

Ignore the factor 20.

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(-9 + -1x)' equal to zero and attempt to solve:

Simplifying
-9 + -1x = 0

Solving
-9 + -1x = 0

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

Add '9' to each side of the equation.
-9 + 9 + -1x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -1x = 0 + 9
-1x = 0 + 9

Combine like terms: 0 + 9 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9

Subproblem 3
Set the factor '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 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 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4
Solution
x = {0, -9, 4}

See similar equations:

| .6c+1.4=.6(c-7) | | 1/5-1/2w=4/5w | | 3x-(x+2)=12 | | 10x+4=4x+10 | | .20p-53.60=p | | 5b+2=2b+50 | | 15x-20=12+7x | | .25(50)+.25n=.10(50+n) | | 2x*4=6*3 | | 6x+15=25+5 | | HEL(LO)+MY+NAME=MORPHEUS | | 14x+12=7(2-x)+5x | | w-7/3=-4/3w-1/2 | | -3x-y=-5 | | 4y-9+y=1 | | 19y+3=8y+80 | | 2/3-2/3u=-4/5u-6 | | x*55=165 | | 2/3u-2/3=-4/5u-6 | | x^2-52=3 | | 49r^2+56r+16=0 | | 50x+40=10x+200 | | (x-8)(4x+3)-(x-8)(x-2)=o | | THIS=FUN(NY) | | SHIT=REAL | | sqrt(shit)=4 | | m^2-m+3=0 | | 13a+6=a+150 | | what=thefuck | | x^3-15x^2-84x+13=0 | | EIN*STEIN=SMART | | BAGEH=BEIGO |

Equations solver categories