180=(2x+9)(3x+1)

Simple and best practice solution for 180=(2x+9)(3x+1) 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 180=(2x+9)(3x+1) equation:


Simplifying
180 = (2x + 9)(3x + 1)

Reorder the terms:
180 = (9 + 2x)(3x + 1)

Reorder the terms:
180 = (9 + 2x)(1 + 3x)

Multiply (9 + 2x) * (1 + 3x)
180 = (9(1 + 3x) + 2x * (1 + 3x))
180 = ((1 * 9 + 3x * 9) + 2x * (1 + 3x))
180 = ((9 + 27x) + 2x * (1 + 3x))
180 = (9 + 27x + (1 * 2x + 3x * 2x))
180 = (9 + 27x + (2x + 6x2))

Combine like terms: 27x + 2x = 29x
180 = (9 + 29x + 6x2)

Solving
180 = 9 + 29x + 6x2

Solving for variable 'x'.

Combine like terms: 180 + -9 = 171
171 + -29x + -6x2 = 9 + 29x + 6x2 + -9 + -29x + -6x2

Reorder the terms:
171 + -29x + -6x2 = 9 + -9 + 29x + -29x + 6x2 + -6x2

Combine like terms: 9 + -9 = 0
171 + -29x + -6x2 = 0 + 29x + -29x + 6x2 + -6x2
171 + -29x + -6x2 = 29x + -29x + 6x2 + -6x2

Combine like terms: 29x + -29x = 0
171 + -29x + -6x2 = 0 + 6x2 + -6x2
171 + -29x + -6x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
171 + -29x + -6x2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
-28.5 + 4.833333333x + x2 = 0

Move the constant term to the right:

Add '28.5' to each side of the equation.
-28.5 + 4.833333333x + 28.5 + x2 = 0 + 28.5

Reorder the terms:
-28.5 + 28.5 + 4.833333333x + x2 = 0 + 28.5

Combine like terms: -28.5 + 28.5 = 0.0
0.0 + 4.833333333x + x2 = 0 + 28.5
4.833333333x + x2 = 0 + 28.5

Combine like terms: 0 + 28.5 = 28.5
4.833333333x + x2 = 28.5

The x term is 4.833333333x.  Take half its coefficient (2.416666667).
Square it (5.840277779) and add it to both sides.

Add '5.840277779' to each side of the equation.
4.833333333x + 5.840277779 + x2 = 28.5 + 5.840277779

Reorder the terms:
5.840277779 + 4.833333333x + x2 = 28.5 + 5.840277779

Combine like terms: 28.5 + 5.840277779 = 34.340277779
5.840277779 + 4.833333333x + x2 = 34.340277779

Factor a perfect square on the left side:
(x + 2.416666667)(x + 2.416666667) = 34.340277779

Calculate the square root of the right side: 5.860057831

Break this problem into two subproblems by setting 
(x + 2.416666667) equal to 5.860057831 and -5.860057831.

Subproblem 1

x + 2.416666667 = 5.860057831 Simplifying x + 2.416666667 = 5.860057831 Reorder the terms: 2.416666667 + x = 5.860057831 Solving 2.416666667 + x = 5.860057831 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.416666667' to each side of the equation. 2.416666667 + -2.416666667 + x = 5.860057831 + -2.416666667 Combine like terms: 2.416666667 + -2.416666667 = 0.000000000 0.000000000 + x = 5.860057831 + -2.416666667 x = 5.860057831 + -2.416666667 Combine like terms: 5.860057831 + -2.416666667 = 3.443391164 x = 3.443391164 Simplifying x = 3.443391164

Subproblem 2

x + 2.416666667 = -5.860057831 Simplifying x + 2.416666667 = -5.860057831 Reorder the terms: 2.416666667 + x = -5.860057831 Solving 2.416666667 + x = -5.860057831 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.416666667' to each side of the equation. 2.416666667 + -2.416666667 + x = -5.860057831 + -2.416666667 Combine like terms: 2.416666667 + -2.416666667 = 0.000000000 0.000000000 + x = -5.860057831 + -2.416666667 x = -5.860057831 + -2.416666667 Combine like terms: -5.860057831 + -2.416666667 = -8.276724498 x = -8.276724498 Simplifying x = -8.276724498

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.443391164, -8.276724498}

See similar equations:

| 1.1=x+.1x | | 5x=2x+b | | 3x=-2(7+2k) | | C=b[0] | | 0.65x+1.75=10 | | 23x^2-39x=0 | | 4w+10=50 | | 14p+8=12p-16 | | 3y+22+4y+106=108 | | (1/4x)^2= | | 0.65+1.75=10 | | (1/4x)^2 | | -78=-1-(7h+7) | | (x+2)(x+3)=x(2)+5x+6 | | 2/3.3/5= | | 1.75+0.65=10 | | 25-30x= | | 10/28-8/28 | | 6xy^-2/x^-3=6x | | -4y+5x=23 | | 90=3x+5x+2 | | 14/28-8/28 | | (x^6y^3)^(1/3) | | F(x)=0.54x+0.68 | | 50-40=10+a | | 1/15s=6 | | -7x(-3y+8)-6y=4 | | 1/2x=13/10 | | 3x^2*9x^0= | | X*1/8=64 | | 1/2x×13/20 | | Y=5x*2+10 |

Equations solver categories