9s^2-29s+2=0

Simple and best practice solution for 9s^2-29s+2=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 9s^2-29s+2=0 equation:


Simplifying
9s2 + -29s + 2 = 0

Reorder the terms:
2 + -29s + 9s2 = 0

Solving
2 + -29s + 9s2 = 0

Solving for variable 's'.

Begin completing the square.  Divide all terms by
9 the coefficient of the squared term: 

Divide each side by '9'.
0.2222222222 + -3.222222222s + s2 = 0

Move the constant term to the right:

Add '-0.2222222222' to each side of the equation.
0.2222222222 + -3.222222222s + -0.2222222222 + s2 = 0 + -0.2222222222

Reorder the terms:
0.2222222222 + -0.2222222222 + -3.222222222s + s2 = 0 + -0.2222222222

Combine like terms: 0.2222222222 + -0.2222222222 = 0.0000000000
0.0000000000 + -3.222222222s + s2 = 0 + -0.2222222222
-3.222222222s + s2 = 0 + -0.2222222222

Combine like terms: 0 + -0.2222222222 = -0.2222222222
-3.222222222s + s2 = -0.2222222222

The s term is -3.222222222s.  Take half its coefficient (-1.611111111).
Square it (2.595679012) and add it to both sides.

Add '2.595679012' to each side of the equation.
-3.222222222s + 2.595679012 + s2 = -0.2222222222 + 2.595679012

Reorder the terms:
2.595679012 + -3.222222222s + s2 = -0.2222222222 + 2.595679012

Combine like terms: -0.2222222222 + 2.595679012 = 2.3734567898
2.595679012 + -3.222222222s + s2 = 2.3734567898

Factor a perfect square on the left side:
(s + -1.611111111)(s + -1.611111111) = 2.3734567898

Calculate the square root of the right side: 1.540602736

Break this problem into two subproblems by setting 
(s + -1.611111111) equal to 1.540602736 and -1.540602736.

Subproblem 1

s + -1.611111111 = 1.540602736 Simplifying s + -1.611111111 = 1.540602736 Reorder the terms: -1.611111111 + s = 1.540602736 Solving -1.611111111 + s = 1.540602736 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '1.611111111' to each side of the equation. -1.611111111 + 1.611111111 + s = 1.540602736 + 1.611111111 Combine like terms: -1.611111111 + 1.611111111 = 0.000000000 0.000000000 + s = 1.540602736 + 1.611111111 s = 1.540602736 + 1.611111111 Combine like terms: 1.540602736 + 1.611111111 = 3.151713847 s = 3.151713847 Simplifying s = 3.151713847

Subproblem 2

s + -1.611111111 = -1.540602736 Simplifying s + -1.611111111 = -1.540602736 Reorder the terms: -1.611111111 + s = -1.540602736 Solving -1.611111111 + s = -1.540602736 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '1.611111111' to each side of the equation. -1.611111111 + 1.611111111 + s = -1.540602736 + 1.611111111 Combine like terms: -1.611111111 + 1.611111111 = 0.000000000 0.000000000 + s = -1.540602736 + 1.611111111 s = -1.540602736 + 1.611111111 Combine like terms: -1.540602736 + 1.611111111 = 0.070508375 s = 0.070508375 Simplifying s = 0.070508375

Solution

The solution to the problem is based on the solutions from the subproblems. s = {3.151713847, 0.070508375}

See similar equations:

| 2x+3x-8=27 | | f(b)=4b-6 | | a=1/2(x+y)h | | 9=a/3 | | 6(1/2x+2)=24 | | 15=4x-3+2x | | 2(x^2-5)=8x | | X*15-21=12x | | t^2+12t=36 | | 5-3x=-31 | | 40c-0.5(40c)=T | | x+5-5x=-x-15x+11x-3 | | (100-3)(-7)= | | 2x-9=2(x+1) | | 2/3=(b+5)/9 | | 31(450-18)= | | 7x-15=2x+20 | | 6(m-12)=-3m | | m+5m+42=0 | | 6u-39=35 | | -3/5(-15)= | | 0.3(3z+7)+7.5=0.4(3z-6) | | -3/5-15= | | 7x-4+3+6=-18 | | 2+11=f-14 | | 3.7x=2.6x+5.5 | | 9*9=m-39 | | (x-2+3x-4)/2=x+6 | | x-2+3x-4/2=x+6 | | (-3y)/5=-50 | | 9a^2-31a+46=0 | | x-2+3x-4=x+6 |

Equations solver categories