(x+8)(x+2)=-5

Simple and best practice solution for (x+8)(x+2)=-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+8)(x+2)=-5 equation:


Simplifying
(x + 8)(x + 2) = -5

Reorder the terms:
(8 + x)(x + 2) = -5

Reorder the terms:
(8 + x)(2 + x) = -5

Multiply (8 + x) * (2 + x)
(8(2 + x) + x(2 + x)) = -5
((2 * 8 + x * 8) + x(2 + x)) = -5
((16 + 8x) + x(2 + x)) = -5
(16 + 8x + (2 * x + x * x)) = -5
(16 + 8x + (2x + x2)) = -5

Combine like terms: 8x + 2x = 10x
(16 + 10x + x2) = -5

Solving
16 + 10x + x2 = -5

Solving for variable 'x'.

Reorder the terms:
16 + 5 + 10x + x2 = -5 + 5

Combine like terms: 16 + 5 = 21
21 + 10x + x2 = -5 + 5

Combine like terms: -5 + 5 = 0
21 + 10x + x2 = 0

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

Subproblem 1

Set the factor '(7 + x)' equal to zero and attempt to solve: Simplifying 7 + x = 0 Solving 7 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + x = 0 + -7 x = 0 + -7 Combine like terms: 0 + -7 = -7 x = -7 Simplifying x = -7

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 = {-7, -3}

See similar equations:

| 9x-(3x-4)=58 | | 4x^4-4x^3+3x^2=0 | | (6x^2)-(5x)=0 | | +5y-5y= | | 8(4n+7)=248 | | 2x+3(x-4)=-4(x+1) | | (11x-16)+(8x-1)=78 | | sin(8x)-sin(6x)=0 | | 8(-8-6x)=272 | | 2x+x+(4x-8)=300 | | 3x-b=3x-2 | | 8*(9+2x)=5*(2-3x) | | 14x+6=17x+11 | | 5x+10=165 | | 9x^2+50x+25x=0 | | 11x+16= | | 196=-45+8x | | ms+ms=r | | n+13=12 | | 5x=2x-42 | | 11x+6= | | 2(3x+5)-24=-29-3(4x+7) | | 3*x+x=26 | | 5x+41=2x+14 | | 9-3k+5k+4(k-3)= | | -1b+4b=8b-1b | | 2a+2c=12 | | 3(x-6)=7-2x | | 1m+3=4 | | x+(-72)=-49 | | 12x^2-5x-3x=0 | | 6y+4=4(y-2)+16 |

Equations solver categories