(x+8)(9-x)=0

Simple and best practice solution for (x+8)(9-x)=0 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+8)(9-x)=0 equation:


Simplifying
(x + 8)(9 + -1x) = 0

Reorder the terms:
(8 + x)(9 + -1x) = 0

Multiply (8 + x) * (9 + -1x)
(8(9 + -1x) + x(9 + -1x)) = 0
((9 * 8 + -1x * 8) + x(9 + -1x)) = 0
((72 + -8x) + x(9 + -1x)) = 0
(72 + -8x + (9 * x + -1x * x)) = 0
(72 + -8x + (9x + -1x2)) = 0

Combine like terms: -8x + 9x = 1x
(72 + 1x + -1x2) = 0

Solving
72 + 1x + -1x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + -1x)(8 + x) = 0

Subproblem 1

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Subproblem 2

Set the factor '(8 + x)' equal to zero and attempt to solve: Simplifying 8 + x = 0 Solving 8 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + x = 0 + -8 x = 0 + -8 Combine like terms: 0 + -8 = -8 x = -8 Simplifying x = -8

Solution

x = {9, -8}

See similar equations:

| (x^2+1)dy+(4xy-x^3-x)dx=o | | -29-n=-7(n-1) | | 7x-5(1+x)=5 | | 0.6r=-66 | | (X-8)(9-x)= | | -10.2x=-75.6-1.8x | | 8x^2+7x+4= | | 30-x=45 | | -8-4=12-8x | | 6(x-1)+7=6+5x | | 5t-2r=25fort | | 13y=12(y+15) | | 10x+11=9+5x+9x | | y=x^2+10x+26 | | x+.02x=50 | | x+5+9x-25=180 | | 4ln(x)=11 | | 5.15=-log(X) | | 120x-1000+32x=64 | | -3-10=9x+16-8x | | 4log(x)=11 | | 45+x=60 | | -4x-35-3x=27-8x | | -4x+10+5x=-2+5 | | -3x=-129 | | 7+7x=28+4x | | -45-(-94)= | | g^2+46g=0 | | -6(-1)(-2)(6)= | | 6(10+x)=132 | | 4(x-4)=56-5x | | (2*5)+(6/10)= |

Equations solver categories