(x)(x+6)=540

Simple and best practice solution for (x)(x+6)=540 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+6)=540 equation:


Simplifying
(x)(x + 6) = 540

Reorder the terms:
x(6 + x) = 540
(6 * x + x * x) = 540
(6x + x2) = 540

Solving
6x + x2 = 540

Solving for variable 'x'.

Reorder the terms:
-540 + 6x + x2 = 540 + -540

Combine like terms: 540 + -540 = 0
-540 + 6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '540' to each side of the equation.
-540 + 6x + 540 + x2 = 0 + 540

Reorder the terms:
-540 + 540 + 6x + x2 = 0 + 540

Combine like terms: -540 + 540 = 0
0 + 6x + x2 = 0 + 540
6x + x2 = 0 + 540

Combine like terms: 0 + 540 = 540
6x + x2 = 540

The x term is 6x.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6x + 9 + x2 = 540 + 9

Reorder the terms:
9 + 6x + x2 = 540 + 9

Combine like terms: 540 + 9 = 549
9 + 6x + x2 = 549

Factor a perfect square on the left side:
(x + 3)(x + 3) = 549

Calculate the square root of the right side: 23.430749028

Break this problem into two subproblems by setting 
(x + 3) equal to 23.430749028 and -23.430749028.

Subproblem 1

x + 3 = 23.430749028 Simplifying x + 3 = 23.430749028 Reorder the terms: 3 + x = 23.430749028 Solving 3 + x = 23.430749028 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 23.430749028 + -3 Combine like terms: 3 + -3 = 0 0 + x = 23.430749028 + -3 x = 23.430749028 + -3 Combine like terms: 23.430749028 + -3 = 20.430749028 x = 20.430749028 Simplifying x = 20.430749028

Subproblem 2

x + 3 = -23.430749028 Simplifying x + 3 = -23.430749028 Reorder the terms: 3 + x = -23.430749028 Solving 3 + x = -23.430749028 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -23.430749028 + -3 Combine like terms: 3 + -3 = 0 0 + x = -23.430749028 + -3 x = -23.430749028 + -3 Combine like terms: -23.430749028 + -3 = -26.430749028 x = -26.430749028 Simplifying x = -26.430749028

Solution

The solution to the problem is based on the solutions from the subproblems. x = {20.430749028, -26.430749028}

See similar equations:

| 2(2x+1)+x=2x+17 | | 5(-5-2y)+8y=-27 | | 4(2-3x)=2x-27 | | -10x-21=211 | | 24a^2-18a=0 | | 125+10=230+7 | | x^2+6x-540=0 | | 4x-(2x+5)= | | 2(3x)=2x+16 | | 2(29-8y)+5y=3 | | 4x-5=x+4 | | 5x+15=115 | | 3x+4+8= | | ln(4X)=10 | | 3x-2=-14 | | 0=9(k-0.66667)+33 | | 5x-9+2x-2=10+3x-3 | | 7-7x=3x-33 | | 5x=x+4y | | 1=-z-8 | | 20s^2+35st+15t^2= | | 36=-6y+6 | | 7x-11=4x+25 | | 3c^2-9c=0 | | -5y+7=12 | | 23=-1-4z | | -49=-6(n+4)+n | | 23=-14z | | 6x^2+13*x-5=0 | | -29=4+3z | | 8y-4=12 | | 0=96t-16t^2 |

Equations solver categories