2x*x=4,5x-20

Simple and best practice solution for 2x*x=4,5x-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 2x*x=4,5x-20 equation: 



2x*x=4.5x-20

We move all terms to the left:

2x*x-(4.5x-20)=0

Wy multiply elements

2x^2-(4.5x-20)=0

We get rid of parentheses

2x^2-4.5x+20=0

a = 2; b = -4.5; c = +20;
Δ = b2-4ac
Δ = -4.52-4·2·20
Δ = -139.75
Delta is less than zero, so there is no solution for the equation

See similar equations:

| n/2n=n+3 | | (x-4)(x-4)-16=240 | | 3x+2=2×+5 | | 4x=9/10 | | 3-3k=15 | | 50-100k=150 | | 1-4z=13 | | 5·x+14=29 | | 6(3y+5)=48 | | 2x-8=x+44 | | 7(3x-2)=7x+1 | | 2x+17=x+53 | | 2^0.3x-2=2 | | 80b=160 | | y^2+11=8 | | X^-2x+5=0 | | 32-5k=7 | | 8-8k=15 | | 9-9k=18 | | 3-2(7-4y)=1+y | | 60-60k=80 | | 27-27k=50 | | 3/4x-1/2=1/10 | | 25-25k=26 | | 3(9-x)=15x= | | 50-50k=60 | | 20-20k=20 | | 8a+-4=18 | | 10-10k=15 | | 12a+-21=51 | | 8-(3-2x)=18(2x-1) | | 2(x+1)+(4x+2)=5(x+3) |

Equations solver categories