(2x+9)(x+8)=0

Simple and best practice solution for (2x+9)(x+8)=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 (2x+9)(x+8)=0 equation: 


Simplifying
(2x + 9)(x + 8) = 0

Reorder the terms:
(9 + 2x)(x + 8) = 0

Reorder the terms:
(9 + 2x)(8 + x) = 0

Multiply (9 + 2x) * (8 + x)
(9(8 + x) + 2x * (8 + x)) = 0
((8 * 9 + x * 9) + 2x * (8 + x)) = 0
((72 + 9x) + 2x * (8 + x)) = 0
(72 + 9x + (8 * 2x + x * 2x)) = 0
(72 + 9x + (16x + 2x2)) = 0

Combine like terms: 9x + 16x = 25x
(72 + 25x + 2x2) = 0

Solving
72 + 25x + 2x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(8 + x)(9 + 2x) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(9 + 2x)' equal to zero and attempt to solve:

Simplifying
9 + 2x = 0

Solving
9 + 2x = 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 + 2x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 2x = 0 + -9
2x = 0 + -9

Combine like terms: 0 + -9 = -9
2x = -9

Divide each side by '2'.
x = -4.5

Simplifying
x = -4.5
Solution
x = {-8, -4.5}

See similar equations:

| 8d-22=52 | | 2s+4.6=3s-1.2 | | 5x-32=43 | | 3(m+10)= | | 7x^2=73 | | -5600+200x=0 | | -7(z+4)+3z= | | g-0+4g+6=12 | | 2x*1=x+4 | | -x^2+18x-65=0 | | x/6+7=18 | | r-4/5=-21/4 | | x^3-14x^2y+24xy^2= | | -7(2+4)+32= | | 3(n+2)+15n=114 | | 7x=7(x-2) | | 6x-8=70 | | 6x=2(5x+12) | | 0.75x=-15 | | 9a-3(a-6)=66 | | -25+8t+6m-4t-4m+29= | | 15*36= | | -6(6x+6)= | | (x+6)3=33 | | 2x/4+2=6 | | 15.36= | | 8*3x+1=128 | | -5y=20 -10x | | 4d-22=48 | | z-.66=.125 | | 10x-5y=20 | | 2-2=12x+7x |

Equations solver categories