9a^2+6a-8=

Simple and best practice solution for 9a^2+6a-8= 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 9a^2+6a-8= equation:


Simplifying
9a2 + 6a + -8 = 0

Reorder the terms:
-8 + 6a + 9a2 = 0

Solving
-8 + 6a + 9a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(-4 + -3a)(2 + -3a) = 0

Subproblem 1

Set the factor '(-4 + -3a)' equal to zero and attempt to solve: Simplifying -4 + -3a = 0 Solving -4 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3a = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3a = 0 + 4 -3a = 0 + 4 Combine like terms: 0 + 4 = 4 -3a = 4 Divide each side by '-3'. a = -1.333333333 Simplifying a = -1.333333333

Subproblem 2

Set the factor '(2 + -3a)' equal to zero and attempt to solve: Simplifying 2 + -3a = 0 Solving 2 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3a = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3a = 0 + -2 -3a = 0 + -2 Combine like terms: 0 + -2 = -2 -3a = -2 Divide each side by '-3'. a = 0.6666666667 Simplifying a = 0.6666666667

Solution

a = {-1.333333333, 0.6666666667}

See similar equations:

| 10+19m+6m^2=0 | | 6.13x=24 | | 12-y-y^2=0 | | 9y+20=-8 | | 0=-16t^2+138t+55 | | 0.80(x-100.00)=450 | | s^2+3s-18=0 | | 2(x-6)=3(x+9) | | 3x^2+4x+1= | | 5x-4=8+2x | | 6x^2+13x+6= | | 12+6k=65 | | 6(d+1)=2d+1 | | p^2-6p-7= | | (2x^2)+4y=123 | | -8p-8=-11-7p | | 6p+9=17+5p | | (3v+4)(3v-4)= | | -3x+4y=-4 | | -0.0625x^2+2x+5=0 | | 2x+x-2x=10+3 | | -3(k-5)-(-4k+8)=2 | | x^2+40x+100= | | 4x=5x+1 | | 0.2x+2=x+3.6 | | -5u+4+u=43 | | 0.8-1=1.4 | | 0.8-1=.4 | | -5w^2+36w+32= | | 8x-2n+3x+7n= | | 2z^2+4=3z^2 | | 16= |

Equations solver categories