(x+4)(x-6)+21=O

Simple and best practice solution for (x+4)(x-6)+21=O 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+4)(x-6)+21=O equation: 


Simplifying
(x + 4)(x + -6) + 21 = O

Reorder the terms:
(4 + x)(x + -6) + 21 = O

Reorder the terms:
(4 + x)(-6 + x) + 21 = O

Multiply (4 + x) * (-6 + x)
(4(-6 + x) + x(-6 + x)) + 21 = O
((-6 * 4 + x * 4) + x(-6 + x)) + 21 = O
((-24 + 4x) + x(-6 + x)) + 21 = O
(-24 + 4x + (-6 * x + x * x)) + 21 = O
(-24 + 4x + (-6x + x2)) + 21 = O

Combine like terms: 4x + -6x = -2x
(-24 + -2x + x2) + 21 = O

Reorder the terms:
-24 + 21 + -2x + x2 = O

Combine like terms: -24 + 21 = -3
-3 + -2x + x2 = O

Solving
-3 + -2x + x2 = O

Solving for variable 'x'.

Reorder the terms:
-3 + -1O + -2x + x2 = O + -1O

Combine like terms: O + -1O = 0
-3 + -1O + -2x + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 8g^2-14g+3= | | m+26=-53 | | 87/9 | | -7(n+2)+17=-3n-21 | | w=r(c-z) | | -2x-6=2x+18 | | -71-19=15a | | 81=4e+13 | | n-7/2=14 | | -8c+2=-14 | | s/9-s/21=1/9 | | 5x-1.5(1)=3.5 | | 28x+4=32x | | 5*-2-1.5y=3.5 | | 125-x=79 | | x+8=3x-30 | | 9*7y-8*4y=35 | | 30(40-5.5x)=14(x-8)+66.5 | | x+e=0 | | x^2+10x+4=15 | | 5(-2)1.5y=3.5 | | 8w-32=32 | | 5p-4=12-3p | | -27=3(4h+9) | | x/-6=1-(-5) | | y^2-5/3y=25/36 | | 15-8=x/3 | | (R-3)(r-5)=0 | | y^2-5/3y=0 | | 77x+7=44x+31 | | 11y^2=8 | | 48=15y-3y |

Equations solver categories