3x^2-600x+22.5=0

Simple and best practice solution for 3x^2-600x+22.5=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 3x^2-600x+22.5=0 equation:


Simplifying
3x2 + -600x + 22.5 = 0

Reorder the terms:
22.5 + -600x + 3x2 = 0

Solving
22.5 + -600x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
7.5 + -200x + x2 = 0

Move the constant term to the right:

Add '-7.5' to each side of the equation.
7.5 + -200x + -7.5 + x2 = 0 + -7.5

Reorder the terms:
7.5 + -7.5 + -200x + x2 = 0 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + -200x + x2 = 0 + -7.5
-200x + x2 = 0 + -7.5

Combine like terms: 0 + -7.5 = -7.5
-200x + x2 = -7.5

The x term is -200x.  Take half its coefficient (-100).
Square it (10000) and add it to both sides.

Add '10000' to each side of the equation.
-200x + 10000 + x2 = -7.5 + 10000

Reorder the terms:
10000 + -200x + x2 = -7.5 + 10000

Combine like terms: -7.5 + 10000 = 9992.5
10000 + -200x + x2 = 9992.5

Factor a perfect square on the left side:
(x + -100)(x + -100) = 9992.5

Calculate the square root of the right side: 99.962492966

Break this problem into two subproblems by setting 
(x + -100) equal to 99.962492966 and -99.962492966.

Subproblem 1

x + -100 = 99.962492966 Simplifying x + -100 = 99.962492966 Reorder the terms: -100 + x = 99.962492966 Solving -100 + x = 99.962492966 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '100' to each side of the equation. -100 + 100 + x = 99.962492966 + 100 Combine like terms: -100 + 100 = 0 0 + x = 99.962492966 + 100 x = 99.962492966 + 100 Combine like terms: 99.962492966 + 100 = 199.962492966 x = 199.962492966 Simplifying x = 199.962492966

Subproblem 2

x + -100 = -99.962492966 Simplifying x + -100 = -99.962492966 Reorder the terms: -100 + x = -99.962492966 Solving -100 + x = -99.962492966 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '100' to each side of the equation. -100 + 100 + x = -99.962492966 + 100 Combine like terms: -100 + 100 = 0 0 + x = -99.962492966 + 100 x = -99.962492966 + 100 Combine like terms: -99.962492966 + 100 = 0.037507034 x = 0.037507034 Simplifying x = 0.037507034

Solution

The solution to the problem is based on the solutions from the subproblems. x = {199.962492966, 0.037507034}

See similar equations:

| (3y-7)(y+1)= | | 900x=90 | | 5822x=5822000000 | | 248=2481 | | 0.24(24)+0.04x=0.12(24+x) | | -3(x+2)=8-3x | | 42=17x+4(x+5) | | 6(4[8])=x | | s(t)=-16t+96t+4 | | (y^14z^2)(y^7z)= | | 3-(8z-5)+(6-7z)-1=7-(z-1)+4(z+1) | | 334x=333 | | -8*8+10y=-80 | | 3(q-3)+2=5q-7-2q | | 4n+6=-3-5n | | 45n^2+20n=0 | | 5.5566x=55566 | | 55566x=123123 | | 5+24x=33 | | 6=2y-10x | | (5a+2b)-(2a-4b)= | | 6(c-7)=5c-8 | | (x+5)(x-5)=65 | | 4x-8=-3x+13 | | 3+7p=-10 | | y=-.4x*-2 | | 4*4-5y=-20 | | A=C+228 | | 9z+4=7 | | 10-4X=-5X+3 | | 6(x+9)=8(x+2.9) | | 6(3x+8)=-4+5x |

Equations solver categories