x(x+5)=201

Simple and best practice solution for x(x+5)=201 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(x+5)=201 equation:


Simplifying
x(x + 5) = 201

Reorder the terms:
x(5 + x) = 201
(5 * x + x * x) = 201
(5x + x2) = 201

Solving
5x + x2 = 201

Solving for variable 'x'.

Reorder the terms:
-201 + 5x + x2 = 201 + -201

Combine like terms: 201 + -201 = 0
-201 + 5x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '201' to each side of the equation.
-201 + 5x + 201 + x2 = 0 + 201

Reorder the terms:
-201 + 201 + 5x + x2 = 0 + 201

Combine like terms: -201 + 201 = 0
0 + 5x + x2 = 0 + 201
5x + x2 = 0 + 201

Combine like terms: 0 + 201 = 201
5x + x2 = 201

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = 201 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 201 + 6.25

Combine like terms: 201 + 6.25 = 207.25
6.25 + 5x + x2 = 207.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 207.25

Calculate the square root of the right side: 14.396180049

Break this problem into two subproblems by setting 
(x + 2.5) equal to 14.396180049 and -14.396180049.

Subproblem 1

x + 2.5 = 14.396180049 Simplifying x + 2.5 = 14.396180049 Reorder the terms: 2.5 + x = 14.396180049 Solving 2.5 + x = 14.396180049 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = 14.396180049 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 14.396180049 + -2.5 x = 14.396180049 + -2.5 Combine like terms: 14.396180049 + -2.5 = 11.896180049 x = 11.896180049 Simplifying x = 11.896180049

Subproblem 2

x + 2.5 = -14.396180049 Simplifying x + 2.5 = -14.396180049 Reorder the terms: 2.5 + x = -14.396180049 Solving 2.5 + x = -14.396180049 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = -14.396180049 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -14.396180049 + -2.5 x = -14.396180049 + -2.5 Combine like terms: -14.396180049 + -2.5 = -16.896180049 x = -16.896180049 Simplifying x = -16.896180049

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.896180049, -16.896180049}

See similar equations:

| 5y^2x+8x+4yx+3yx^2= | | 81b^2-5-59=0 | | -8=w-9 | | ax-7=Bx+3solvex | | 4(2+3)=8(6+2x)+72 | | 9x+ax= | | [3x]+5=26 | | 3*2+2X=15 | | 4*[7+4(5*3-9)]-3*(40-8)= | | 4x-5w=-8 | | x-18x+21=-56(x-12) | | x+4.99=9.92 | | 5x-(2x+7)=-34 | | -7x-21y=28 | | -2(3x-4)=4(3+2x) | | 3x+7-4x=5x-1 | | 2x+3(6x-9)=173 | | 5*2+2X=15 | | 2x+3(6x-9)=193 | | x-18+21=-56(x-12) | | 3x-16=40-x | | -5(-5x+17)=215 | | x+3x+5=16 | | 18.28+1.3+1.12-0.3= | | 3+2r-1=8r+2-5r | | 4x+5(5x-16)=94 | | 4x+3x+3-2x+12=10x-45 | | (p+7)+(7-n)= | | 6ab^2*6ab^2=36a^2b^4 | | x^3-x^2-23x+16=0 | | 6x+2(4x+14)=140 | | 2p+3q=5 |

Equations solver categories