4y^2-36y+81=0

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


Simplifying
4y2 + -36y + 81 = 0

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

Solving
81 + -36y + 4y2 = 0

Solving for variable 'y'.

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

Subproblem 1

Set the factor '(9 + -2y)' equal to zero and attempt to solve: Simplifying 9 + -2y = 0 Solving 9 + -2y = 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 + -2y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2y = 0 + -9 -2y = 0 + -9 Combine like terms: 0 + -9 = -9 -2y = -9 Divide each side by '-2'. y = 4.5 Simplifying y = 4.5

Subproblem 2

Set the factor '(9 + -2y)' equal to zero and attempt to solve: Simplifying 9 + -2y = 0 Solving 9 + -2y = 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 + -2y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2y = 0 + -9 -2y = 0 + -9 Combine like terms: 0 + -9 = -9 -2y = -9 Divide each side by '-2'. y = 4.5 Simplifying y = 4.5

Solution

y = {4.5, 4.5}

See similar equations:

| -9(9+x)=-12(x+10) | | Q=5+2P | | 3x+2(3x+4)=35 | | x=.9x+30 | | y=-4E-06x+0.0016 | | 4m+-3n=8 | | fx=2x^2-9 | | 3x+5=23x+5 | | 4x^2+2=6 | | 38=8p | | 11a-3-5a+45= | | x(x-49)=12 | | x^4+32x^2-180=0 | | -4.8g=25.8 | | rt+u=4v | | 5x+(5x-20)=180 | | -(2x-1)-2(3x-1)=4(x+1)-2x | | (4x^3-7x^2+10x-4)-(3x^3-10x^2-8x+10)= | | 2(2k-1)=(k-2) | | -3+2x=x+1 | | -7x-6=12x-41 | | x^2(x+8)=20 | | 5(2x+9)=6(2x+13) | | -5x-9=-4x-14 | | 2+4(x-9)=-5(x+5) | | 11x-(8x-3)=27 | | x-y=y-10 | | 6x^2+24x-560= | | M(M+6)=-8 | | 2n^2+24n-600=0 | | 1.50(2)+1.50x=11.50 | | 49x^2-x-3=0 |

Equations solver categories