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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We use the square of the difference formula

x^2-(x(x+1))-9=0



We calculate terms in parentheses: -(x(x+1)), so:

x(x+1)

We multiply parentheses

x^2+x

Back to the equation:

-(x^2+x)



We get rid of parentheses

x^2-x^2-x-9=0

We add all the numbers together, and all the variables

-1x-9=0

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

-x=9

x=9/-1

x=-9

See similar equations:

| 9/4=n/10 | | -74+12x=7x+26 | | 10/(2q+8)=1/10 | | 151,000,000=1.19n | | -4x-3(x+8=-164 | | 6p-2p=28 | | 9w+20=13w | | 25x^2-144x+121=0 | | 51+(2x+3)=18- | | d*5/6=5/7 | | 3(v-1)=5v+3-2(-3v-3) | | x+70=70 | | 4n-8=12n+8 | | 318=6•3^x | | 3n+n-3n=15 | | y–9=–14 | | -20+2t=3t | | 50=14-2x | | W(2w)=242 | | -26=1/3m+5;-7 | | (-2)(x)=9 | | 2x^2=11x=6 | | 5x−9=5x− | | -3(x+3)=3x-7+2(5x+8) | | g+3=18 | | -3p+2p=-14 | | 20x=24=14x | | 2w^2-242=0 | | 39.99m+0.45=44.99+0.40 | | 4/16=w/20 | | s-13=1 | | 40/50=20/n |

Equations solver categories