81y^2-36y+4=0

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


Simplifying
81y2 + -36y + 4 = 0

Reorder the terms:
4 + -36y + 81y2 = 0

Solving
4 + -36y + 81y2 = 0

Solving for variable 'y'.

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

Subproblem 1

Set the factor '(2 + -9y)' equal to zero and attempt to solve: Simplifying 2 + -9y = 0 Solving 2 + -9y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -9y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -9y = 0 + -2 -9y = 0 + -2 Combine like terms: 0 + -2 = -2 -9y = -2 Divide each side by '-9'. y = 0.2222222222 Simplifying y = 0.2222222222

Subproblem 2

Set the factor '(2 + -9y)' equal to zero and attempt to solve: Simplifying 2 + -9y = 0 Solving 2 + -9y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -9y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -9y = 0 + -2 -9y = 0 + -2 Combine like terms: 0 + -2 = -2 -9y = -2 Divide each side by '-9'. y = 0.2222222222 Simplifying y = 0.2222222222

Solution

y = {0.2222222222, 0.2222222222}

See similar equations:

| 2x+-4=3x | | y=3(2)+6 | | -3(-1+s+-1t)-3(1.8+1.2t)-4t=-16 | | m=1(-2-3) | | 3d+4d+8-1=15 | | 2(3r-4)-1=-(r+2)-21 | | -3(c+12)-4c=60 | | k^2+20k+100=0 | | 5(m-9)=2x+15 | | 14-(-9)-25+6= | | 2x+5=2x+11 | | y=3(1)+6 | | 7x+9=3whatisx | | 7x+9=3whatisx | | 1x-27=15 | | x-16+5x+1=22 | | 8.4(x-2.25)=16.8 | | 4c^2-40d^2=0 | | -.10(74)+.60x=.05(x-16) | | 5.6b+16.96=15.7b+18.16-6.1b | | 8x-4y=30 | | 4(-1+s+-1t)+s-2t=5 | | 3x-4+4x-4=5x+2x+9 | | 5(6-3a)+18=-9a-3(4-2a) | | -2b+7=18 | | 9+g=-8 | | 50=(2x+5y) | | s-27=-18 | | 30/2= | | 11.05-5r=-7r-12.35 | | 5-(v-2)-3=-8 | | 3(x-2)=4x-10+x-24 |

Equations solver categories