a^2+12a+89=9-6a

Simple and best practice solution for a^2+12a+89=9-6a 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^2+12a+89=9-6a equation:


Simplifying
a2 + 12a + 89 = 9 + -6a

Reorder the terms:
89 + 12a + a2 = 9 + -6a

Solving
89 + 12a + a2 = 9 + -6a

Solving for variable 'a'.

Reorder the terms:
89 + -9 + 12a + 6a + a2 = 9 + -6a + -9 + 6a

Combine like terms: 89 + -9 = 80
80 + 12a + 6a + a2 = 9 + -6a + -9 + 6a

Combine like terms: 12a + 6a = 18a
80 + 18a + a2 = 9 + -6a + -9 + 6a

Reorder the terms:
80 + 18a + a2 = 9 + -9 + -6a + 6a

Combine like terms: 9 + -9 = 0
80 + 18a + a2 = 0 + -6a + 6a
80 + 18a + a2 = -6a + 6a

Combine like terms: -6a + 6a = 0
80 + 18a + a2 = 0

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

Subproblem 1

Set the factor '(10 + a)' equal to zero and attempt to solve: Simplifying 10 + a = 0 Solving 10 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + a = 0 + -10 Combine like terms: 10 + -10 = 0 0 + a = 0 + -10 a = 0 + -10 Combine like terms: 0 + -10 = -10 a = -10 Simplifying a = -10

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 = {-10, -8}

See similar equations:

| 5m-(6m+9)=53 | | -5(2t+10)=-30 | | 4a+4(a+3)= | | 3v-6v=21 | | 9y+2=8y-1 | | 43.265x-4.2x^1/2=277.8 | | 14+35+y=91 | | .457=(x)/(20-x) | | 2x^2-2x+1=25 | | y+10+31=98 | | 2(5+3x)=-7x-42 | | 3/4x^2-12 | | 8n-6=6n+8 | | 9x+2-11+3x=-x-13x-4-5 | | -131=-5(3x-82) | | 2x-3=6-7x | | .457=(0.1x)/(0.002-0.1x) | | 7-3(-3)-3(7)= | | b^2-6b-33=-6 | | y+19+18=64 | | -0.12=8.4 | | 2x=11+5-2x | | 2x^2=-2+5z | | 2x^2-12x+36=18 | | 5x-8+7=22 | | u^2-7u+9=0 | | x^4+17x^2=-72 | | 9x^3-3x-1=0 | | E^2x-3=18 | | 3w+8=-20+10w | | -98=-5(2m+2)-2m | | -2+3=x-2-4x |

Equations solver categories