(x+3)(x+4)=0

Simple and best practice solution for (x+3)(x+4)=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 (x+3)(x+4)=0 equation:


Simplifying
(x + 3)(x + 4) = 0

Reorder the terms:
(3 + x)(x + 4) = 0

Reorder the terms:
(3 + x)(4 + x) = 0

Multiply (3 + x) * (4 + x)
(3(4 + x) + x(4 + x)) = 0
((4 * 3 + x * 3) + x(4 + x)) = 0
((12 + 3x) + x(4 + x)) = 0
(12 + 3x + (4 * x + x * x)) = 0
(12 + 3x + (4x + x2)) = 0

Combine like terms: 3x + 4x = 7x
(12 + 7x + x2) = 0

Solving
12 + 7x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Subproblem 2

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

Solution

x = {-4, -3}

See similar equations:

| S=3.14rL+3.14r^2 | | 2(x+1)=6(1-x) | | 4-3m=43 | | -2n+3(3n+2)=-3n+2(7n-1) | | 51=24a-3(2a-5) | | 7x^2-14x+3=0 | | 6x^3-11x^2-10x=0 | | 13y^3-8y^2+13y-8=y | | 13y^3-8y^2+13y-8=0 | | 2x^2-18x+10=0 | | 5(360+-.4c)+2c=1800 | | 35=2x-15 | | 5W=27 | | 2c+5a=1800 | | 6x+2=-16 | | 6m^2+7m=20 | | 2(x+5)=-15 | | 3(-8m-3)=5(4m+7) | | 5a+2c=1800 | | 5a+2c=1800 | | R^2-16r-7=0 | | x/2+3=-.75 | | 3p+3(4+5p)=4p+40 | | 0.9*x+0.5*y=400 | | q=90-3p | | X^3+6x^2+13x+10=0 | | x^2-10x=3 | | 0.9*x+0.5*y=80 | | y=5-3x-2x^2 | | 0.9*x+0.5*y=0.8(x+y) | | 3(-4a+4)-4a=-14-3a | | 5t-13=3t+11 |

Equations solver categories