(x-1)(x+3)=x2+4

Simple and best practice solution for (x-1)(x+3)=x2+4 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 (x-1)(x+3)=x2+4 equation: 



(x-1)(x+3)=x2+4

We move all terms to the left:

(x-1)(x+3)-(x2+4)=0

We add all the numbers together, and all the variables

-(+x^2+4)+(x-1)(x+3)=0

We get rid of parentheses

-x^2+(x-1)(x+3)-4=0

We multiply parentheses ..

-x^2+(+x^2+3x-1x-3)-4=0

We add all the numbers together, and all the variables

-1x^2+(+x^2+3x-1x-3)-4=0

We get rid of parentheses

-1x^2+x^2+3x-1x-3-4=0

We add all the numbers together, and all the variables

2x-7=0

We move all terms containing x to the left, all other terms to the right

2x=7

x=7/2

x=3+1/2

See similar equations:

| -19+17y=11 | | 13x-7x=54 | | 2/5g+2=10 | | 5+y/4=-23 | | -3.3+v/7=-20.8 | | 1/2(4y-8)+2y=12 | | 5v+4=-6 | | Y=x-2.25 | | 8-w=223 | | 9-4(6-(9x-4))=0 | | 3(3x-4=15+45 | | 85=2.5*x | | 3x+4=10-4x | | 25x2−36=0 | | 3x+19=6x+19 | | 100-2x=4x-60 | | x2−9=0 | | a(18a-16)=0 | | X^4*1/99=79*x^2 | | x(6x^2-x-5)=0 | | 2a(9a−8)=0 | | (2t-7)(t+2)=0 | | 3+6+3x+6(x-10)+(x-11)=360 | | 5a-375=26.25 | | 4000(0.85)t=2000 | | x/3-x/2=3/4 | | (y+5)(y+4)=0 | | 0.5y-1.1=49 | | 60000.004t=12000 | | 10m3÷5=9 | | b^2-11b-30=0 | | 6a=39-(a-3) |

Equations solver categories