(a+13)(a+8)=0

Simple and best practice solution for (a+13)(a+8)=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 (a+13)(a+8)=0 equation:


Simplifying
(a + 13)(a + 8) = 0

Reorder the terms:
(13 + a)(a + 8) = 0

Reorder the terms:
(13 + a)(8 + a) = 0

Multiply (13 + a) * (8 + a)
(13(8 + a) + a(8 + a)) = 0
((8 * 13 + a * 13) + a(8 + a)) = 0
((104 + 13a) + a(8 + a)) = 0
(104 + 13a + (8 * a + a * a)) = 0
(104 + 13a + (8a + a2)) = 0

Combine like terms: 13a + 8a = 21a
(104 + 21a + a2) = 0

Solving
104 + 21a + a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(13 + a)(8 + a) = 0

Subproblem 1

Set the factor '(13 + a)' equal to zero and attempt to solve: Simplifying 13 + a = 0 Solving 13 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + a = 0 + -13 Combine like terms: 13 + -13 = 0 0 + a = 0 + -13 a = 0 + -13 Combine like terms: 0 + -13 = -13 a = -13 Simplifying a = -13

Subproblem 2

Set the factor '(8 + a)' equal to zero and attempt to solve: Simplifying 8 + a = 0 Solving 8 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + a = 0 + -8 a = 0 + -8 Combine like terms: 0 + -8 = -8 a = -8 Simplifying a = -8

Solution

a = {-13, -8}

See similar equations:

| 15x^2=88+6x^2 | | -18-6x=12 | | 37p^2+43p=0 | | 5x^2-40x-50=0 | | H(r)=r^2+11r-26 | | 3(4-r)=7-4r | | -4=21+6x | | 2(w-1)-w=3(w+3)-3 | | .5x^2-2=-x+3 | | 8x+4(4x-3)=4(6d+4)-4 | | 2ln(x)-ln(3x-2)=0 | | -38=-5+6(y-3) | | 0.50x+0.05(160)=0.25(92) | | y+(y+3)=60 | | st-26=18t | | y=-2-1.5 | | -4n+6=4n-4 | | 14-10x=6-2x | | (2y-8)4+15-4y=7 | | y=3-1.5 | | 6+6d=3d-4 | | -9-10n=1 | | (8-3i)-(2-9i)=0 | | v^2-18v+80= | | 2x*10y=3.5 | | 0.5x^2+3.5x-5=0 | | (2y)4+15-4y=7 | | 4=2/5p | | 4/7x3/8-9/12 | | 10x+14=6-2x | | 2x^2-15x-16=11-24x | | x^2+14x+9=6 |

Equations solver categories