2x(x-3)=(2x+4)-80

Simple and best practice solution for 2x(x-3)=(2x+4)-80 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 2x(x-3)=(2x+4)-80 equation: 



2x(x-3)=(2x+4)-80

We move all terms to the left:

2x(x-3)-((2x+4)-80)=0

We multiply parentheses

2x^2-6x-((2x+4)-80)=0



We calculate terms in parentheses: -((2x+4)-80), so:

(2x+4)-80

We get rid of parentheses

2x+4-80

We add all the numbers together, and all the variables

2x-76

Back to the equation:

-(2x-76)



We get rid of parentheses

2x^2-6x-2x+76=0

We add all the numbers together, and all the variables

2x^2-8x+76=0

a = 2; b = -8; c = +76;
Δ = b2-4ac
Δ = -82-4·2·76
Δ = -544
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 12z+6=4z+2 | | |5x-1|=x+3 | | 6z+8=4z+13 | | 9y+11=4+7y | | 12x+3=18x+15 | | 4z+11=2+8z | | 15y+7=8y+4 | | -9=2x-5=5 | | 4x-2-2x+1=4 | | 2x+5-x=3-3x+6 | | 1+x-2=5-x-4 | | 5x2-12x-27=0 | | (50-2x)(40-2x)x=0 | | x+(x-12)=49 | | 10w+54w=61 | | 5x–12=23–2x | | .(x–1)(2+3)=15 | | 25=2+(5+x)(3–2) | | X+44/100x=180 | | 8(10-3x)=-56x+400 | | X-44/100*x=180 | | 2x×8=36 | | 8×2x=36 | | h^2+8h-15=0 | | 0•7x=14 | | 4x2+16+4=0 | | 3x/2=18/x+6 | | 252÷7n=36 | | -16=-6(2-p) | | 0.5x=x/2000 | | (4z-10)z=-5 | | 7^{3x-2}=2401 |

Equations solver categories