4x^2+81+36x=0

Simple and best practice solution for 4x^2+81+36x=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 4x^2+81+36x=0 equation:


Simplifying
4x2 + 81 + 36x = 0

Reorder the terms:
81 + 36x + 4x2 = 0

Solving
81 + 36x + 4x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + 2x)(9 + 2x) = 0

Subproblem 1

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

Subproblem 2

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

Solution

x = {-4.5, -4.5}

See similar equations:

| a=1.75-0.25b | | x+.03X=1000 | | x^2+4x=y-8 | | 2y=x+y+5 | | 51z+70z^2-70= | | 3n^2-2n-3=0 | | c=pt*y | | 6x+4=16 | | 2+2(b)=2-4+2b(2) | | 20-2p=-5+3p | | 2x+2=8 | | x^2-3c=0 | | X=4-3(-3) | | 500x-200y=97000 | | -9=11-4x | | bx+c=0 | | 4(1.25+0.25b)=5-b | | 8x^2-10x=-10 | | 1(5/7)=1(13/14)a | | -3x^2+8x-10=0 | | -12(2/3)=-1(1/9)Y | | .25n+6=-1 | | 2x-a=0 | | 1(1/2x)=9(9/20) | | 2x-b=0 | | 1(1/2x)=9(9/20) | | 2x-b=0 | | 2x-b=0 | | 3x-3.50=3.00+4x | | 3x-3.50=3.00+4x | | 4w^2+15w^2= | | X-35=6x+15 |

Equations solver categories