8a^2+34a-9=0

Simple and best practice solution for 8a^2+34a-9=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 8a^2+34a-9=0 equation:


Simplifying
8a2 + 34a + -9 = 0

Reorder the terms:
-9 + 34a + 8a2 = 0

Solving
-9 + 34a + 8a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(-9 + -2a)(1 + -4a) = 0

Subproblem 1

Set the factor '(-9 + -2a)' equal to zero and attempt to solve: Simplifying -9 + -2a = 0 Solving -9 + -2a = 0 Move all terms containing a to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -2a = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -2a = 0 + 9 -2a = 0 + 9 Combine like terms: 0 + 9 = 9 -2a = 9 Divide each side by '-2'. a = -4.5 Simplifying a = -4.5

Subproblem 2

Set the factor '(1 + -4a)' equal to zero and attempt to solve: Simplifying 1 + -4a = 0 Solving 1 + -4a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -4a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -4a = 0 + -1 -4a = 0 + -1 Combine like terms: 0 + -1 = -1 -4a = -1 Divide each side by '-4'. a = 0.25 Simplifying a = 0.25

Solution

a = {-4.5, 0.25}

See similar equations:

| 5.0625-x+3=0 | | (10x)(10x)+7-12=0 | | n^2+16n+64= | | n^2-9n+20= | | 34+54=11x+13 | | n^2+8n+12= | | graphy=2x-3 | | 2+-4= | | 7(3x+5y)= | | 15+3y=21 | | 2h+5=4h-9 | | 20x-10/5 | | x/-3=-6-(-4) | | 2x(2x/7)=(x/2)+(17/2) | | 3=-6(-4) | | 3(v+2)-v=2(v-1)+5 | | 4u=48 | | 3(w+2)+w=4(w-1)+10 | | (7x-5)(3x+3)= | | 77=11m | | (7x-5)(3x+3) | | m=1/2,b=0 | | 12p=60 | | 9x_=99 | | -7x^2+2x-3=0 | | 3x2x=24 | | 2x-2x/7=x/2+17/2 | | 60=12p | | 3m+17=6m+2 | | 3/4+-12 | | 12-a=25 | | -2/3r+2r=6/5r+14/5 |

Equations solver categories