45=(.333x+2)(x)

Simple and best practice solution for 45=(.333x+2)(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 45=(.333x+2)(x) equation:


Simplifying
45 = (0.333x + 2)(x)

Reorder the terms:
45 = (2 + 0.333x)(x)

Reorder the terms for easier multiplication:
45 = x(2 + 0.333x)
45 = (2 * x + 0.333x * x)
45 = (2x + 0.333x2)

Solving
45 = 2x + 0.333x2

Solving for variable 'x'.

Reorder the terms:
45 + -2x + -0.333x2 = 2x + -2x + 0.333x2 + -0.333x2

Combine like terms: 2x + -2x = 0
45 + -2x + -0.333x2 = 0 + 0.333x2 + -0.333x2
45 + -2x + -0.333x2 = 0.333x2 + -0.333x2

Combine like terms: 0.333x2 + -0.333x2 = 0.000
45 + -2x + -0.333x2 = 0.000

Begin completing the square.  Divide all terms by
-0.333 the coefficient of the squared term: 

Divide each side by '-0.333'.
-135.1351351 + 6.006006006x + x2 = 0

Move the constant term to the right:

Add '135.1351351' to each side of the equation.
-135.1351351 + 6.006006006x + 135.1351351 + x2 = 0 + 135.1351351

Reorder the terms:
-135.1351351 + 135.1351351 + 6.006006006x + x2 = 0 + 135.1351351

Combine like terms: -135.1351351 + 135.1351351 = 0.0000000
0.0000000 + 6.006006006x + x2 = 0 + 135.1351351
6.006006006x + x2 = 0 + 135.1351351

Combine like terms: 0 + 135.1351351 = 135.1351351
6.006006006x + x2 = 135.1351351

The x term is 6.006006006x.  Take half its coefficient (3.003003003).
Square it (9.018027036) and add it to both sides.

Add '9.018027036' to each side of the equation.
6.006006006x + 9.018027036 + x2 = 135.1351351 + 9.018027036

Reorder the terms:
9.018027036 + 6.006006006x + x2 = 135.1351351 + 9.018027036

Combine like terms: 135.1351351 + 9.018027036 = 144.153162136
9.018027036 + 6.006006006x + x2 = 144.153162136

Factor a perfect square on the left side:
(x + 3.003003003)(x + 3.003003003) = 144.153162136

Calculate the square root of the right side: 12.00638006

Break this problem into two subproblems by setting 
(x + 3.003003003) equal to 12.00638006 and -12.00638006.

Subproblem 1

x + 3.003003003 = 12.00638006 Simplifying x + 3.003003003 = 12.00638006 Reorder the terms: 3.003003003 + x = 12.00638006 Solving 3.003003003 + x = 12.00638006 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.003003003' to each side of the equation. 3.003003003 + -3.003003003 + x = 12.00638006 + -3.003003003 Combine like terms: 3.003003003 + -3.003003003 = 0.000000000 0.000000000 + x = 12.00638006 + -3.003003003 x = 12.00638006 + -3.003003003 Combine like terms: 12.00638006 + -3.003003003 = 9.003377057 x = 9.003377057 Simplifying x = 9.003377057

Subproblem 2

x + 3.003003003 = -12.00638006 Simplifying x + 3.003003003 = -12.00638006 Reorder the terms: 3.003003003 + x = -12.00638006 Solving 3.003003003 + x = -12.00638006 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.003003003' to each side of the equation. 3.003003003 + -3.003003003 + x = -12.00638006 + -3.003003003 Combine like terms: 3.003003003 + -3.003003003 = 0.000000000 0.000000000 + x = -12.00638006 + -3.003003003 x = -12.00638006 + -3.003003003 Combine like terms: -12.00638006 + -3.003003003 = -15.009383063 x = -15.009383063 Simplifying x = -15.009383063

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.003377057, -15.009383063}

See similar equations:

| 6500-55*12=y | | x(x+8)=6336 | | 4x^2-81x^2=0 | | 1.6*10^5/8*10^3 | | 35x=23+30x | | 7x-8x+3x=-8 | | 4x2x3x4/6x3 | | 35x=23+5x | | 1.6*10^5/8*10 | | N/0.6=0.05/12 | | 2X^2+6X+16=0 | | (4x-8)=(4x+12) | | (v)+14=98 | | 2.2x-5=2(1.4x+2) | | 2.34+0.23=6.25 | | c^2-2c-10=0 | | -3(m+5)=9-6m | | 8k=k+49 | | (x-3)2=5 | | 1/2X+5+2/3X-4 | | .32+(-1.5)= | | x(x+8)=1280 | | -19-8a=5 | | 7a/15b-2b/5 | | 45=(1/3x)(x) | | 10+5q=-15 | | 45=(21/3x)(x) | | a^1/2b^3/4 | | 4xsq=24 | | 45=(2,1/3x)(x) | | f(x)=(x+1)(x^3+5x+2) | | 10-5x=15-4x |

Equations solver categories