x^2-30000=100*x

Simple and best practice solution for x^2-30000=100*x 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 x^2-30000=100*x equation:


Simplifying
x2 + -30000 = 100x

Reorder the terms:
-30000 + x2 = 100x

Solving
-30000 + x2 = 100x

Solving for variable 'x'.

Reorder the terms:
-30000 + -100x + x2 = 100x + -100x

Combine like terms: 100x + -100x = 0
-30000 + -100x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '30000' to each side of the equation.
-30000 + -100x + 30000 + x2 = 0 + 30000

Reorder the terms:
-30000 + 30000 + -100x + x2 = 0 + 30000

Combine like terms: -30000 + 30000 = 0
0 + -100x + x2 = 0 + 30000
-100x + x2 = 0 + 30000

Combine like terms: 0 + 30000 = 30000
-100x + x2 = 30000

The x term is -100x.  Take half its coefficient (-50).
Square it (2500) and add it to both sides.

Add '2500' to each side of the equation.
-100x + 2500 + x2 = 30000 + 2500

Reorder the terms:
2500 + -100x + x2 = 30000 + 2500

Combine like terms: 30000 + 2500 = 32500
2500 + -100x + x2 = 32500

Factor a perfect square on the left side:
(x + -50)(x + -50) = 32500

Calculate the square root of the right side: 180.277563773

Break this problem into two subproblems by setting 
(x + -50) equal to 180.277563773 and -180.277563773.

Subproblem 1

x + -50 = 180.277563773 Simplifying x + -50 = 180.277563773 Reorder the terms: -50 + x = 180.277563773 Solving -50 + x = 180.277563773 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = 180.277563773 + 50 Combine like terms: -50 + 50 = 0 0 + x = 180.277563773 + 50 x = 180.277563773 + 50 Combine like terms: 180.277563773 + 50 = 230.277563773 x = 230.277563773 Simplifying x = 230.277563773

Subproblem 2

x + -50 = -180.277563773 Simplifying x + -50 = -180.277563773 Reorder the terms: -50 + x = -180.277563773 Solving -50 + x = -180.277563773 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = -180.277563773 + 50 Combine like terms: -50 + 50 = 0 0 + x = -180.277563773 + 50 x = -180.277563773 + 50 Combine like terms: -180.277563773 + 50 = -130.277563773 x = -130.277563773 Simplifying x = -130.277563773

Solution

The solution to the problem is based on the solutions from the subproblems. x = {230.277563773, -130.277563773}

See similar equations:

| 1/4-m/5=7/20 | | 10000=2n-2 | | 19j*16=85 | | x(x-5)+8x=x(x+2)-4 | | 12y+y+1= | | 10y+1=4-4y | | 6+3x=4-(x-2) | | 6a+5=2a+17 | | 500=2.5w^2-4w | | y=4y+10 | | M=5sg^4-7sxforX | | (2x-y)9= | | 2a=5w-4 | | -1/3(6-9w)-4w-7=0 | | -2x+-6y=18fory | | 3(f+7.50)=40 | | 18/(11x)=14 | | 70=.31x | | 5a=4+2b | | 4(2n-5)=(4n+1)+7 | | 4-4h=2(1+2h+h) | | r/9= | | 18/11x=14 | | x-[30000/x]=100 | | k/7-k=6 | | 5w=4+2l | | 5-0.5x=0.625x+2 | | 12y=10 | | -x+5=-64-x | | -5a-a-10=50 | | 8z-11z=32+42 | | 4(3x-9)-6=4(x-3)+18 |

Equations solver categories