(x+6)(x)=178

Simple and best practice solution for (x+6)(x)=178 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+6)(x)=178 equation:


Simplifying
(x + 6)(x) = 178

Reorder the terms:
(6 + x)(x) = 178

Reorder the terms for easier multiplication:
x(6 + x) = 178
(6 * x + x * x) = 178
(6x + x2) = 178

Solving
6x + x2 = 178

Solving for variable 'x'.

Reorder the terms:
-178 + 6x + x2 = 178 + -178

Combine like terms: 178 + -178 = 0
-178 + 6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '178' to each side of the equation.
-178 + 6x + 178 + x2 = 0 + 178

Reorder the terms:
-178 + 178 + 6x + x2 = 0 + 178

Combine like terms: -178 + 178 = 0
0 + 6x + x2 = 0 + 178
6x + x2 = 0 + 178

Combine like terms: 0 + 178 = 178
6x + x2 = 178

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 = 178 + 9

Reorder the terms:
9 + 6x + x2 = 178 + 9

Combine like terms: 178 + 9 = 187
9 + 6x + x2 = 187

Factor a perfect square on the left side:
(x + 3)(x + 3) = 187

Calculate the square root of the right side: 13.674794331

Break this problem into two subproblems by setting 
(x + 3) equal to 13.674794331 and -13.674794331.

Subproblem 1

x + 3 = 13.674794331 Simplifying x + 3 = 13.674794331 Reorder the terms: 3 + x = 13.674794331 Solving 3 + x = 13.674794331 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 = 13.674794331 + -3 Combine like terms: 3 + -3 = 0 0 + x = 13.674794331 + -3 x = 13.674794331 + -3 Combine like terms: 13.674794331 + -3 = 10.674794331 x = 10.674794331 Simplifying x = 10.674794331

Subproblem 2

x + 3 = -13.674794331 Simplifying x + 3 = -13.674794331 Reorder the terms: 3 + x = -13.674794331 Solving 3 + x = -13.674794331 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 = -13.674794331 + -3 Combine like terms: 3 + -3 = 0 0 + x = -13.674794331 + -3 x = -13.674794331 + -3 Combine like terms: -13.674794331 + -3 = -16.674794331 x = -16.674794331 Simplifying x = -16.674794331

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.674794331, -16.674794331}

See similar equations:

| r^2=-36-13r | | 4x-2(3x-5)= | | (x^7y)(x^15y^3)= | | -3x+4-9=-21+7 | | 25c^2-64t^2= | | (x+6.5)(x)=63.9 | | 6+.5x=1.5x+10 | | (x+4.2)(x)=24.5 | | x^4-24x-36=0 | | 2x+4.2=24.5 | | 3(5x+4)=2x(8-2) | | 4x^2-15x+9=-7x+6 | | 10x^6+8x^4(2x^2)= | | x^2-13x-11=-7x-4 | | 8x+-7x=14 | | x^2+9x+27=9 | | x^2+9x+27=0 | | -e^4x+5=0 | | x^2+4.2=24.5 | | -6(r+3)= | | x^2+4.2x=0 | | 5(2x-10)=-10 | | 6-3(3x-4)=-27 | | x^2-x-.25=0 | | 3x^2+14=5 | | 104(2s+5)=-108 | | 3e=23 | | 3z-(z-7)=18 | | x^2+x+14=0 | | -12(z-3)-2(z-15)= | | (x-6)=81 | | 2(x^2)+6x-7=0 |

Equations solver categories