(3x-6)(6x+9)=0

Simple and best practice solution for (3x-6)(6x+9)=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 (3x-6)(6x+9)=0 equation:


Simplifying
(3x + -6)(6x + 9) = 0

Reorder the terms:
(-6 + 3x)(6x + 9) = 0

Reorder the terms:
(-6 + 3x)(9 + 6x) = 0

Multiply (-6 + 3x) * (9 + 6x)
(-6(9 + 6x) + 3x * (9 + 6x)) = 0
((9 * -6 + 6x * -6) + 3x * (9 + 6x)) = 0
((-54 + -36x) + 3x * (9 + 6x)) = 0
(-54 + -36x + (9 * 3x + 6x * 3x)) = 0
(-54 + -36x + (27x + 18x2)) = 0

Combine like terms: -36x + 27x = -9x
(-54 + -9x + 18x2) = 0

Solving
-54 + -9x + 18x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9'.
9(-6 + -1x + 2x2) = 0

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

Ignore the factor 9.

Subproblem 1

Set the factor '(-3 + -2x)' equal to zero and attempt to solve: Simplifying -3 + -2x = 0 Solving -3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2x = 0 + 3 -2x = 0 + 3 Combine like terms: 0 + 3 = 3 -2x = 3 Divide each side by '-2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-1.5, 2}

See similar equations:

| -3+n=17 | | 3/4(2x-16) | | x-(-3x+1)=-x-6 | | 25*111/37 | | 4/3b | | 10+5h=12 | | 4g=12n | | 6(a-2)/5=-3a | | 2x+(-4)-2(x+4)=3x | | -3(t-5)+6t=7t-9 | | 5280/6 | | 2x+2=2(x-4) | | 25-3/5x=100 | | x^2-200x+5000=0 | | 5x+5=12+6x | | x^2-200x+2500=0 | | 6x+24=x+44 | | -6=-3x+6x+6 | | 2(b-3)-8+3b=10 | | 16(a+3)=4(12+4a) | | 4a^2+9a+11=0 | | t+8=-25 | | 6-1/q=4 | | 3+2x=x^2 | | a^2-9a-y=0 | | 5x^2=1-4x | | 9+x=-5x+33 | | 2x+3x+50-15=-3x+112-3x | | 28x+7x=319 | | 3k/5+44=12K25+8 | | 5y+6y-841=7y+102+654 | | 2xm=22 |

Equations solver categories