(x-9)(3x+2)=

Simple and best practice solution for (x-9)(3x+2)= 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-9)(3x+2)= equation: 


Simplifying
(x + -9)(3x + 2) = 0

Reorder the terms:
(-9 + x)(3x + 2) = 0

Reorder the terms:
(-9 + x)(2 + 3x) = 0

Multiply (-9 + x) * (2 + 3x)
(-9(2 + 3x) + x(2 + 3x)) = 0
((2 * -9 + 3x * -9) + x(2 + 3x)) = 0
((-18 + -27x) + x(2 + 3x)) = 0
(-18 + -27x + (2 * x + 3x * x)) = 0
(-18 + -27x + (2x + 3x2)) = 0

Combine like terms: -27x + 2x = -25x
(-18 + -25x + 3x2) = 0

Solving
-18 + -25x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -3x)(9 + -1x) = 0


Subproblem 1
Set the factor '(-2 + -3x)' equal to zero and attempt to solve:

Simplifying
-2 + -3x = 0

Solving
-2 + -3x = 0

Move all terms containing x to the left, all other terms to the right.

Add '2' to each side of the equation.
-2 + 2 + -3x = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -3x = 0 + 2
-3x = 0 + 2

Combine like terms: 0 + 2 = 2
-3x = 2

Divide each side by '-3'.
x = -0.6666666667

Simplifying
x = -0.6666666667

Subproblem 2
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
Solution
x = {-0.6666666667, 9}

See similar equations:

| 180=8+x-47 | | 2cos²15º-1=√2/2 | | 33=x+42 | | 14x+6=12x+10 | | 180=140+x+12 | | 3/2q-25/52q/4 | | 32=3(n-5) | | x^(-3/2)=343 | | 4/7x=2/5 | | 4/7x==2/5 | | 13-7x=6-5x | | -16x^2+128x=50 | | 6m^2-4m=10 | | -8+2x=-14 | | 6y-16=4(y-5) | | 0=-4.9t^2+6t+8 | | -10/5-3 | | 4(-3x-9)=-12 | | -2(6-7x)=30 | | 9x^2-12x=45 | | -6(6-x)=24 | | cos(x)-2cos^2(x)=0 | | 8x^3-16x= | | 5(x-2.12)=4X | | -6(6ax)=24 | | 4-5/x | | -6(9+5x)=186 | | 62-2+3x=180 | | (9h+8)(5h-2)= | | 3f=50 | | -2(8+x)=-34 | | 2*x^2+11*x+15=0 |

Equations solver categories