x2=(x+3)(x-3)+9

Simple and best practice solution for x2=(x+3)(x-3)+9 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 x2=(x+3)(x-3)+9 equation: 



x2=(x+3)(x-3)+9

We move all terms to the left:

x2-((x+3)(x-3)+9)=0

We add all the numbers together, and all the variables

x^2-((x+3)(x-3)+9)=0

We use the square of the difference formula

x^2+x^2+9=0

We add all the numbers together, and all the variables

2x^2+9=0

a = 2; b = 0; c = +9;
Δ = b2-4ac
Δ = 02-4·2·9
Δ = -72
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 9x+45=-3x=+17 | | 9x-3+6x=3 | | 6x-36=4x-44 | | (2x+5)(2x–5)=11 | | 1.25=0.75+rr= | | 9x-2=-4x-5.8 | | 9x-2=4x-5.8 | | 2x-3=1/3(7x+2) | | 4x+4-2=8x+1 | | 6(x-7)4(x+5)=-1 | | 26-x=27 | | x2-7x+10=(x-5)(x+2) | | 3^(3x-4)=24 | | |x+1|+5=3 | | 5x/2+7=3x/2 | | (x-2)^2+(2-x)=0 | | 11x-30=39 | | x/18=13 | | X3-4x2+16x-192=0 | | 5u+4+5=2u+6+3u+3 | | (8x-3x^2)=25X^3 | | 9-2(4t-9)=-13 | | x−35=10 | | 4(x-3)=(x+1) | | (2/3)(6a+9)=20.4 | | 3(4x-2)-2=10x+4 | | -2x-19=-3 | | (1/8)(x+24)=9 | | -0.5=2x-1 | | (1/8)(p+24)=9 | | 4.6p-28=3.2p-14 | | y/2-7=19 |

Equations solver categories