(x+4)(x+5)=

Simple and best practice solution for (x+4)(x+5)= 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+4)(x+5)= equation:


Simplifying
(x + 4)(x + 5) = 0

Reorder the terms:
(4 + x)(x + 5) = 0

Reorder the terms:
(4 + x)(5 + x) = 0

Multiply (4 + x) * (5 + x)
(4(5 + x) + x(5 + x)) = 0
((5 * 4 + x * 4) + x(5 + x)) = 0
((20 + 4x) + x(5 + x)) = 0
(20 + 4x + (5 * x + x * x)) = 0
(20 + 4x + (5x + x2)) = 0

Combine like terms: 4x + 5x = 9x
(20 + 9x + x2) = 0

Solving
20 + 9x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Subproblem 2

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

Solution

x = {-5, -4}

See similar equations:

| 18+4Y=2 | | 42n-(2n-83)= | | (x+9)(x-2)= | | 14-(3x)=20 | | s=8p | | 2X-5(7X+11)=11X | | (x-3)(x+7)= | | 5(x+3)=2x+35 | | V=u-18 | | (x-8)(x-2)= | | (x-10)(x+4)= | | 20y=x | | P+s=9 | | (x-8)(x-7)= | | (x+3)(x-3)= | | (x-4)(x+2)= | | 6+k=32 | | 9x^2-7x-5=0 | | 8m-1m-3m+5= | | 3x(x+8)=60 | | -5t+8=-4t+2 | | x^2=9 | | 3r^2-10r=8 | | 3r^2-10=8 | | b^2+12b+27=0 | | (7v+5)(2v-7)=0 | | x^2-4x-45=0 | | -9(4b+1)+(37b-3)=0 | | 5x-3x=6 | | -2x(x-18)+(x+3)=x+14 | | 2(2x-5)=6x+4 | | 6x=4x+14 |

Equations solver categories