(x-2)(x-8)=-9

Simple and best practice solution for (x-2)(x-8)=-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 (x-2)(x-8)=-9 equation:


Simplifying
(x + -2)(x + -8) = -9

Reorder the terms:
(-2 + x)(x + -8) = -9

Reorder the terms:
(-2 + x)(-8 + x) = -9

Multiply (-2 + x) * (-8 + x)
(-2(-8 + x) + x(-8 + x)) = -9
((-8 * -2 + x * -2) + x(-8 + x)) = -9
((16 + -2x) + x(-8 + x)) = -9
(16 + -2x + (-8 * x + x * x)) = -9
(16 + -2x + (-8x + x2)) = -9

Combine like terms: -2x + -8x = -10x
(16 + -10x + x2) = -9

Solving
16 + -10x + x2 = -9

Solving for variable 'x'.

Reorder the terms:
16 + 9 + -10x + x2 = -9 + 9

Combine like terms: 16 + 9 = 25
25 + -10x + x2 = -9 + 9

Combine like terms: -9 + 9 = 0
25 + -10x + x2 = 0

Factor a trinomial.
(5 + -1x)(5 + -1x) = 0

Subproblem 1

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {5, 5}

See similar equations:

| -2/3-x+2/6=5x-2/2 | | 7/12(-15n-15)=35 | | 5x+6-8(x+1)=6x+3 | | (3/7)^3x+1=(7/3)^5c-9 | | (z^2+3z-28)=0 | | 2(4x-3)=8x-5 | | (x-48)*100x=-8.1x | | 3*ln(2x)-2*ln(x)=24 | | y-4/3=-5/6 | | 7(2x-6)=14x-42 | | 2x=35-5x | | -15=5v | | 3(2+-6)=2(3t-9) | | 4x^2-y^2+8y+32=0 | | 9=2s+4 | | -16x^2+128x=256 | | 9x=72-9x | | -4=11+t | | 1+1a=4a+2 | | 2x+5=29-6x | | 4x+2y-(-11)=0 | | x+(x+7/8)+5x/6=-1/12 | | ((3x+25)/x+7)-5=(3/x) | | (9/x-3)+(6x/x^2-8x+15) | | 2x+11=3(2x-5) | | 1+1a=4 | | 2(z+9)=32 | | 3(n-2)-(5-7n)=9n | | y^2+7y+49= | | 2/9(-4n+28)=88 | | x/2-(-2)=13 | | -16x^2+128x=112 |

Equations solver categories