9x^2+78x+169=0

Simple and best practice solution for 9x^2+78x+169=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 9x^2+78x+169=0 equation:


Simplifying
9x2 + 78x + 169 = 0

Reorder the terms:
169 + 78x + 9x2 = 0

Solving
169 + 78x + 9x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(13 + 3x)(13 + 3x) = 0

Subproblem 1

Set the factor '(13 + 3x)' equal to zero and attempt to solve: Simplifying 13 + 3x = 0 Solving 13 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + 3x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + 3x = 0 + -13 3x = 0 + -13 Combine like terms: 0 + -13 = -13 3x = -13 Divide each side by '3'. x = -4.333333333 Simplifying x = -4.333333333

Subproblem 2

Set the factor '(13 + 3x)' equal to zero and attempt to solve: Simplifying 13 + 3x = 0 Solving 13 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + 3x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + 3x = 0 + -13 3x = 0 + -13 Combine like terms: 0 + -13 = -13 3x = -13 Divide each side by '3'. x = -4.333333333 Simplifying x = -4.333333333

Solution

x = {-4.333333333, -4.333333333}

See similar equations:

| 2v-4=28 | | m-3=m+27 | | m-3=27 | | 45+y=4Xy | | -/16 | | 3x-17=-4x+11 | | 3(4d-9)=7(2d-5) | | 3x-17=-3x+11 | | -12e^6x+10e^5x-2e^4x+24e^3x-7e^2x=-2e^2x | | y=7x-3/2xLnx | | c-7=2c-2 | | 2x+42=0 | | 4x+1=7x-4 | | 6w-2=6w-2 | | Lnx+6=11 | | x^2-1.7x+0=0 | | 6w-18=6w+18 | | 5x-6=6(x-8) | | x+3*3=10*4 | | 5x+3=(-127) | | x+(5+3x)=2x-7 | | (x^2+1)(x-1)(x+1)=113 | | 0.612=0.033+0.0168x | | e-12=(-17) | | 2+3*(x-7)=29 | | c/9=5 | | 9*2/45/956 | | 20-(5+2x)=3x | | 11y-1=87 | | 5q-20=0 | | -5(5-2n)+5(1+7n)=-20 | | 2m-15=1 |

Equations solver categories