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

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


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

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

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

Multiply (-5 + 8x) * (4 + 4x)
(-5(4 + 4x) + 8x * (4 + 4x)) = 0
((4 * -5 + 4x * -5) + 8x * (4 + 4x)) = 0
((-20 + -20x) + 8x * (4 + 4x)) = 0
(-20 + -20x + (4 * 8x + 4x * 8x)) = 0
(-20 + -20x + (32x + 32x2)) = 0

Combine like terms: -20x + 32x = 12x
(-20 + 12x + 32x2) = 0

Solving
-20 + 12x + 32x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-5 + 3x + 8x2) = 0

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

Ignore the factor 4.

Subproblem 1

Set the factor '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Divide each side by '-1'. x = -1 Simplifying x = -1

Subproblem 2

Set the factor '(5 + -8x)' equal to zero and attempt to solve: Simplifying 5 + -8x = 0 Solving 5 + -8x = 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 + -8x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -8x = 0 + -5 -8x = 0 + -5 Combine like terms: 0 + -5 = -5 -8x = -5 Divide each side by '-8'. x = 0.625 Simplifying x = 0.625

Solution

x = {-1, 0.625}

See similar equations:

| 19x-6=10x-33 | | -2y+5=-5 | | -2(x-8)+5=21 | | 12a+20b+4c+2c-2b-5a= | | 11p+18q+p-7q-4p= | | 56=7/8y | | x-5/4+x+5/3=9/4 | | 4x+7(10-x)=60 | | x^2-24x=-5x | | (3x+1)(3x-1)=(x+9)(x+4)-42 | | -1/6+s=-4/9 | | d/9=5 | | 2x-7/8+x=2x+7/2+6 | | 9/5+4/5x=89/30+7/6x+1/6 | | Cos(5x)=-cos(2x) | | -9-(-12)= | | 5/3+2/3x=31/12+7/4x+1/4 | | (5m+6)=(2m-1) | | 1.7(6-x)=1.54(4-x) | | 9(w+9)=-2w-7 | | 4z+3z=6z-5 | | 0.7(3x+2)=1.1-(x+3) | | 5x^2-(13x)+10=0 | | 8y+48=-8(y+8) | | 0.7(6x+2)=1.1-(x+5) | | 5(w-3)=3w-21 | | 3+3x/7+2-x/2=13/14 | | 0.7(5x+5)=1.1-(x+2) | | y=-7/10x+7 | | (-9)2= | | s=16(810)(23425)^2/3 | | s=16(810)(23425)^-2/3 |

Equations solver categories