75x^2+80x+20=

Simple and best practice solution for 75x^2+80x+20= 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 75x^2+80x+20= equation:


Simplifying
75x2 + 80x + 20 = 0

Reorder the terms:
20 + 80x + 75x2 = 0

Solving
20 + 80x + 75x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(4 + 16x + 15x2) = 0

Factor a trinomial.
5((2 + 3x)(2 + 5x)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(2 + 3x)' equal to zero and attempt to solve: Simplifying 2 + 3x = 0 Solving 2 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x = 0 + -2 3x = 0 + -2 Combine like terms: 0 + -2 = -2 3x = -2 Divide each side by '3'. x = -0.6666666667 Simplifying x = -0.6666666667

Subproblem 2

Set the factor '(2 + 5x)' equal to zero and attempt to solve: Simplifying 2 + 5x = 0 Solving 2 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5x = 0 + -2 5x = 0 + -2 Combine like terms: 0 + -2 = -2 5x = -2 Divide each side by '5'. x = -0.4 Simplifying x = -0.4

Solution

x = {-0.6666666667, -0.4}

See similar equations:

| (1-x)*-.119=(.1-x) | | 8x=2x-10 | | 4+(k+1)= | | 18x^2-15x+3= | | 9m-7-2m+1=50 | | -8k=96 | | .3(9x+3)=3x+1 | | -k-7k+20=-2 | | y=3400+350x | | (2-7i)(2+7i)=0 | | 12=8y-2y-6 | | 4(r+3)+-5r= | | 5.40x+7.29-6.5=29+1.3x | | 7(w-12)+3w+96=72 | | -7.8+4.2-6.5= | | 53+u=3.2u-2.7 | | x^2-kx=0 | | (8d)+5d+7d=72 | | u+5x+6y+9-6= | | x+2x-3=18 | | 4m+20+2.6=6m-2 | | 7x^2-8x^3= | | -2(4x-5y-5x)= | | -23=5(6y-3) | | 4x+89=6x+191 | | x^2-24-x+6=0 | | -8b-5d+7d=72 | | -8b+5d+7d=72 | | 3y^2+-16y+16=0 | | log-x+2=4 | | 9x^2-16y^2=1 | | 8x+125=5x+159 |

Equations solver categories