(3x+1)(2x-9)=0

Simple and best practice solution for (3x+1)(2x-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+1)(2x-9)=0 equation:


Simplifying
(3x + 1)(2x + -9) = 0

Reorder the terms:
(1 + 3x)(2x + -9) = 0

Reorder the terms:
(1 + 3x)(-9 + 2x) = 0

Multiply (1 + 3x) * (-9 + 2x)
(1(-9 + 2x) + 3x * (-9 + 2x)) = 0
((-9 * 1 + 2x * 1) + 3x * (-9 + 2x)) = 0
((-9 + 2x) + 3x * (-9 + 2x)) = 0
(-9 + 2x + (-9 * 3x + 2x * 3x)) = 0
(-9 + 2x + (-27x + 6x2)) = 0

Combine like terms: 2x + -27x = -25x
(-9 + -25x + 6x2) = 0

Solving
-9 + -25x + 6x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-1 + -3x)' equal to zero and attempt to solve: Simplifying -1 + -3x = 0 Solving -1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -3x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3x = 0 + 1 -3x = 0 + 1 Combine like terms: 0 + 1 = 1 -3x = 1 Divide each side by '-3'. x = -0.3333333333 Simplifying x = -0.3333333333

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 = {-0.3333333333, 4.5}

See similar equations:

| 0=-16x^2+1444 | | -0.6(n-.7)=0.23-0.5n | | 13=3+27t-16t^2 | | 0=16x^2+1444 | | 10x^3+5x^2+6x+3=0 | | 2x+30=10x-6 | | 2f-(-10)=16 | | y^2+12y-13=0 | | 54-4x=14-9x | | 25-5t-5t^2=0 | | x+2y=105 | | 2y^2=20 | | 7a^2-37x+10=0 | | 1x-11-5=-5 | | 6(-5x-4)=-24 | | 6(2z+7)=5(9-3z) | | f(x)=ln(3x) | | 0.3x+0.7(20-x)=0.4(20) | | 136+6.00y=40 | | 3x-6=1+2 | | -5(2x-7)=5 | | x^2-4=6x-13 | | 4x^2+8x+40=0 | | 9x+14=13x-2 | | (1x+8)=13 | | x^2-10x+20=-4+x | | 9b+6=26+5b | | 2cos(x)*cos(x)= | | 2v+8=6v | | x^2+2x-19=3-4x | | y+12=11 | | x^2-21x+78=-3x-2 |

Equations solver categories