(3x+1)*(x+3)=0

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


Simplifying
(3x + 1)(x + 3) = 0

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

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

Multiply (1 + 3x) * (3 + x)
(1(3 + x) + 3x * (3 + x)) = 0
((3 * 1 + x * 1) + 3x * (3 + x)) = 0
((3 + 1x) + 3x * (3 + x)) = 0
(3 + 1x + (3 * 3x + x * 3x)) = 0
(3 + 1x + (9x + 3x2)) = 0

Combine like terms: 1x + 9x = 10x
(3 + 10x + 3x2) = 0

Solving
3 + 10x + 3x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

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

Solution

x = {-3, -0.3333333333}

See similar equations:

| (3x+4)(-2x-1)=0 | | 2k^2-3k+1=1 | | x(tan^2y)*dy+x*dy=(2x^2+tany)dx | | x(tan^2)y*dy+x*dy=(2x^2+tany)dx | | X+(x+3)=4 | | x^2+y^2-2x=0 | | x^2+9y^2=0 | | 3c+2b=71 | | x^3+6x^2+9=0 | | 7n-2n=8n-(4n) | | Y=4-lx-4l | | 5+x+12= | | 25x+88x+6a=15 | | 1.5-12-50=0 | | 4(-3)+5(-2)= | | -2-(-3+7)-6= | | -2+7+(-5)= | | 7y+3=3x-5 | | 3*5+5(2+3)= | | 2x^3-20x=0 | | X^2-7=7-x^2 | | -5x-6y=11 | | 3*X^2-1=0 | | -13=n+7 | | (x^3)(5x^2y)(-3xy)= | | x/5=x/5+3 | | x/5=8+3 | | x/5=8x+3 | | x^3-7x+38=0 | | z+y+x=0 | | 9x+14=24 | | 2377960+26x= |

Equations solver categories