(5x-2)(-x-8)=16

Simple and best practice solution for (5x-2)(-x-8)=16 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-2)(-x-8)=16 equation:


Simplifying
(5x + -2)(-1x + -8) = 16

Reorder the terms:
(-2 + 5x)(-1x + -8) = 16

Reorder the terms:
(-2 + 5x)(-8 + -1x) = 16

Multiply (-2 + 5x) * (-8 + -1x)
(-2(-8 + -1x) + 5x * (-8 + -1x)) = 16
((-8 * -2 + -1x * -2) + 5x * (-8 + -1x)) = 16
((16 + 2x) + 5x * (-8 + -1x)) = 16
(16 + 2x + (-8 * 5x + -1x * 5x)) = 16
(16 + 2x + (-40x + -5x2)) = 16

Combine like terms: 2x + -40x = -38x
(16 + -38x + -5x2) = 16

Add '-16' to each side of the equation.
16 + -38x + -16 + -5x2 = 16 + -16

Reorder the terms:
16 + -16 + -38x + -5x2 = 16 + -16

Combine like terms: 16 + -16 = 0
0 + -38x + -5x2 = 16 + -16
-38x + -5x2 = 16 + -16

Combine like terms: 16 + -16 = 0
-38x + -5x2 = 0

Solving
-38x + -5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-1x'.
-1x(38 + 5x) = 0

Ignore the factor -1.

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 '(38 + 5x)' equal to zero and attempt to solve: Simplifying 38 + 5x = 0 Solving 38 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-38' to each side of the equation. 38 + -38 + 5x = 0 + -38 Combine like terms: 38 + -38 = 0 0 + 5x = 0 + -38 5x = 0 + -38 Combine like terms: 0 + -38 = -38 5x = -38 Divide each side by '5'. x = -7.6 Simplifying x = -7.6

Solution

x = {0, -7.6}

See similar equations:

| 4h-10=9h+10 | | 17a=a+48 | | 4+3(2y-5)=64 | | f(x)=(x-3)(x+4) | | 3(y-5)+3=5(y-2) | | x^2-x+5=2x+11 | | 2U+28=5U-5 | | 2(8)+V+12=2V+8+4 | | (3x-2)(2y+5)= | | 15-y=173 | | 2W+V+12+3V=3V+V+28 | | 0.60x^2-6x-6000=0 | | 333.3*26(72-5)= | | 18.95+0.73x=192.69 | | 20=24(20-x/100) | | 16x-24x-32x= | | 24x/100=460 | | 2y=45-3y | | 24x+36x= | | 4x+12=(5-x)-3(x-3) | | C=3h+6 | | x=1.50 | | W+32=4W-7 | | (2x+7)(5x+7)= | | 2(3x-4)=9x-2 | | 40+20x=20 | | (5x-4)(25x^2+20x+16)= | | b^2-4b-77=0 | | 4x+10x-18= | | T-2=4T-47 | | 5/4u=20 | | S+33=2S+25 |

Equations solver categories