9y^2+54y-243=0

Simple and best practice solution for 9y^2+54y-243=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 9y^2+54y-243=0 equation:


Simplifying
9y2 + 54y + -243 = 0

Reorder the terms:
-243 + 54y + 9y2 = 0

Solving
-243 + 54y + 9y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '9'.
9(-27 + 6y + y2) = 0

Factor a trinomial.
9((-9 + -1y)(3 + -1y)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-9 + -1y)' equal to zero and attempt to solve: Simplifying -9 + -1y = 0 Solving -9 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1y = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1y = 0 + 9 -1y = 0 + 9 Combine like terms: 0 + 9 = 9 -1y = 9 Divide each side by '-1'. y = -9 Simplifying y = -9

Subproblem 2

Set the factor '(3 + -1y)' equal to zero and attempt to solve: Simplifying 3 + -1y = 0 Solving 3 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1y = 0 + -3 -1y = 0 + -3 Combine like terms: 0 + -3 = -3 -1y = -3 Divide each side by '-1'. y = 3 Simplifying y = 3

Solution

y = {-9, 3}

See similar equations:

| 0.33x-0.4(x+1)=0.66 | | 16x+4(-4x+8)=7 | | (3x-4)=31 | | -2(x-4)=16 | | 3(2x+1)+3=-39 | | 56p^2=8p | | 3.8x=4 | | [x]=19 | | x+(y+12)=32 | | 5(2x-4)=-10 | | -5k+3(-6+8k)=30-5k | | 4x^2+88x-300=0 | | -5x-3/8x-5/2=19 | | -28=d | | x+(x+2)(x+4)(x+6)=84 | | 12x=7-10y | | 51/4=w+21/2 | | 7m-2=m(4+m) | | 21L=112 | | x+8=-x+6-2x | | (x-3)+(x+17)=90 | | -5g-13=54 | | -2(3x+24)=36 | | 2n-4=n-4 | | X+12+6x-20=180 | | 16=4(1+3x) | | 1*1.5=2.25 | | 10.24*4= | | (3w-1)(w+7)=0 | | 6x+5y=56 | | 4(9n-1)+9=9(4n+9) | | 2.24+8= |

Equations solver categories