4s^2-36s+81=0

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


Simplifying
4s2 + -36s + 81 = 0

Reorder the terms:
81 + -36s + 4s2 = 0

Solving
81 + -36s + 4s2 = 0

Solving for variable 's'.

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

Subproblem 1

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

Subproblem 2

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

Solution

s = {4.5, 4.5}

See similar equations:

| 8(2w+3)=4(3w-2) | | 9(4x-2)=54 | | 2(b-3)+b=3(2x-10) | | 34m+14=30m+8 | | b=2x-8 | | 5x+1=-7x+121 | | 5(x+9)-8=-19 | | -8=-8(6p-5)+10(2+4p)+10p | | x+4=5x+12 | | 3(z-2)-1=4(z-3) | | 3x+1-5=2x+4 | | 16=-4+5y | | 2x^2+5x-3=7x+9 | | 8.3+0.7=8.3 | | Y=x^3-5x+5 | | 6+2v=-8 | | 4x+32=-4x+16 | | -60x^2+4x+8= | | -7-9-(4x)=-4x+9 | | 3x+127=4x+4 | | y=-16t^2+96t+6 | | 2j-13=24 | | 22=3x+37x | | 24x^2-26x+6= | | 2(y+5)=3y-24 | | 55+3w-2=180 | | 2.5-5h-15=4h | | (x+9)(x-5)=-13 | | 3x^3+29x^2-22x+40= | | x-(56+.0066x)=4002 | | d(dx+1)=(-4dx-2d)-12 | | sqrtx+6+3=8 |

Equations solver categories