4x(2)=8x-20

Simple and best practice solution for 4x(2)=8x-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 4x(2)=8x-20 equation: 



4x(2)=8x-20

We move all terms to the left:

4x(2)-(8x-20)=0

We add all the numbers together, and all the variables

4x^2-(8x-20)=0

We get rid of parentheses

4x^2-8x+20=0

a = 4; b = -8; c = +20;
Δ = b2-4ac
Δ = -82-4·4·20
Δ = -256
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 2=7k–5k | | 4k=-8+2k | | 35+-5x=85 | | 5r+5=6r | | 4t/7=16 | | x+3+4x-6+3x+7=180 | | 4x+4=9x-1 | | 35+30x=85+20x | | x+2x+x+2=4x-x+2 | | 7+28=-5(4x-7) | | 3x-x-x=14 | | -9(x-3)+4=31 | | 17+33=-5(3x)-10) | | 6x2+4x=-11 | | 4(2x+5)=-28+16 | | 2(4x+9)=-17+3 | | 3x+10=-45 | | 8n+20+2n=36+8n | | x2+4x+-2=0 | | 20b-11b=18 | | 4(2i-6)=10 | | -18x=-260 | | -6m+11m+7m=12 | | 54=3x+7 | | .75x=9.5 | | 4x+27=6x+5 | | -2x+2(4x-7)=40 | | 5x+1=3x-23 | | 81-x=-19 | | 20=-5(-3z-10) | | -15=5(-2y+3) | | 6(2x+5)=7x+11 |

Equations solver categories