8a^2+26a-45=0

Simple and best practice solution for 8a^2+26a-45=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+26a-45=0 equation:


Simplifying
8a2 + 26a + -45 = 0

Reorder the terms:
-45 + 26a + 8a2 = 0

Solving
-45 + 26a + 8a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(-9 + -2a)(5 + -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 '(5 + -4a)' equal to zero and attempt to solve: Simplifying 5 + -4a = 0 Solving 5 + -4a = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -4a = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -4a = 0 + -5 -4a = 0 + -5 Combine like terms: 0 + -5 = -5 -4a = -5 Divide each side by '-4'. a = 1.25 Simplifying a = 1.25

Solution

a = {-4.5, 1.25}

See similar equations:

| x+2x+17=97 | | 3x+17=105 | | x+2x+17=125 | | x+2x-590=1783 | | 15x^3-x^5=y | | 2n-590=1783 | | 2n+14=86 | | 2n+17=92 | | n+n+425000=600000000 | | 7x-22=4x+2 | | n+n+42500=600000000 | | n+n+275000=600000000 | | n+n+18=100 | | n+n+8=338 | | 5(2n+8)=6n+12 | | 2n+8=6n+12 | | 3(4+n)=26+n | | 3(4+2)=26+n | | 6n-17=4n+11 | | 3x+21=-36 | | 4(n-8)=-48 | | 4n-8=-48 | | 0.18(10000)-0.07y=0.03(y+10000) | | 0.18(10000)-0.07y=0.03(y+100000) | | 0.80x+.05(8-x)=.10(-86) | | 0.18(12)+0.03x=0.06(18+x) | | -2p+8=5-(6p+4) | | 6-3(y-1)=10+2(5-4y) | | 2(2t-3)+1=12-t | | 5(4x-16)=20(x-4) | | 3x-1=2x+5 | | 6x+5=-(x-19) |

Equations solver categories