(x-1)(x+2)=x^2-16

Simple and best practice solution for (x-1)(x+2)=x^2-16 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+2)=x^2-16 equation: 



(x-1)(x+2)=x^2-16

We move all terms to the left:

(x-1)(x+2)-(x^2-16)=0

We get rid of parentheses

-x^2+(x-1)(x+2)+16=0

We multiply parentheses ..

-x^2+(+x^2+2x-1x-2)+16=0

We add all the numbers together, and all the variables

-1x^2+(+x^2+2x-1x-2)+16=0

We get rid of parentheses

-1x^2+x^2+2x-1x-2+16=0

We add all the numbers together, and all the variables

x+14=0

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

x=-14

See similar equations:

| 5x+95=100 | | X2+2x-263=0 | | y-17=244 | | 3x1+3(3x+5)=180 | | -200+2x=55-15x | | x-5-6x=16 | | 15+-2y=3y | | -6x-122=-2x+70 | | y/2=2=8 | | 5x+(2x-5)+(3x+10)+(6x-5)+2x=360 | | -4(x-2)=5(3x-6) | | 11x-113=112+2x | | 42=-21+x+(-15) | | (x-2*180)/x=156 | | 1=(x-3)(6x+5)-(3x+2)(2x-1) | | 6x+2(11x)=3x-8+6-2 | | Y(4x-5)=5x-3 | | 2x-0.5=-3x+2 | | $11-2x=5x-3$$x=$ | | 4(x-2)-5(x+2)=7(3x-15+29) | | x-78=22 | | -x+4x+9=8x+6 | | 3y-5=2.5y+.5 | | -x+4x+9=8x-6 | | 2x+16-8=32 | | 5=3x/9 | | 6(x-2+36)=-3(-4x+1-6) | | A2+b2=20 | | 7x+-15=6 | | 18+x/10=31 | | 33=5x-22 | | x+7×3-5÷4=7 |

Equations solver categories