15-32x+12x^2=0

Simple and best practice solution for 15-32x+12x^2=0 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 15-32x+12x^2=0 equation:


Simplifying
15 + -32x + 12x2 = 0

Solving
15 + -32x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
1.25 + -2.666666667x + x2 = 0

Move the constant term to the right:

Add '-1.25' to each side of the equation.
1.25 + -2.666666667x + -1.25 + x2 = 0 + -1.25

Reorder the terms:
1.25 + -1.25 + -2.666666667x + x2 = 0 + -1.25

Combine like terms: 1.25 + -1.25 = 0.00
0.00 + -2.666666667x + x2 = 0 + -1.25
-2.666666667x + x2 = 0 + -1.25

Combine like terms: 0 + -1.25 = -1.25
-2.666666667x + x2 = -1.25

The x term is -2.666666667x.  Take half its coefficient (-1.333333334).
Square it (1.777777780) and add it to both sides.

Add '1.777777780' to each side of the equation.
-2.666666667x + 1.777777780 + x2 = -1.25 + 1.777777780

Reorder the terms:
1.777777780 + -2.666666667x + x2 = -1.25 + 1.777777780

Combine like terms: -1.25 + 1.777777780 = 0.52777778
1.777777780 + -2.666666667x + x2 = 0.52777778

Factor a perfect square on the left side:
(x + -1.333333334)(x + -1.333333334) = 0.52777778

Calculate the square root of the right side: 0.726483159

Break this problem into two subproblems by setting 
(x + -1.333333334) equal to 0.726483159 and -0.726483159.

Subproblem 1

x + -1.333333334 = 0.726483159 Simplifying x + -1.333333334 = 0.726483159 Reorder the terms: -1.333333334 + x = 0.726483159 Solving -1.333333334 + x = 0.726483159 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = 0.726483159 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = 0.726483159 + 1.333333334 x = 0.726483159 + 1.333333334 Combine like terms: 0.726483159 + 1.333333334 = 2.059816493 x = 2.059816493 Simplifying x = 2.059816493

Subproblem 2

x + -1.333333334 = -0.726483159 Simplifying x + -1.333333334 = -0.726483159 Reorder the terms: -1.333333334 + x = -0.726483159 Solving -1.333333334 + x = -0.726483159 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = -0.726483159 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = -0.726483159 + 1.333333334 x = -0.726483159 + 1.333333334 Combine like terms: -0.726483159 + 1.333333334 = 0.606850175 x = 0.606850175 Simplifying x = 0.606850175

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.059816493, 0.606850175}

See similar equations:

| (2x-13)(x-5)=0 | | 3x+x+4=9x-5x+4 | | (6+2x)(5)=10+6x | | (6x+2x)(5)=10+6x | | 2(x+4)-x=42 | | -20-4.6= | | 3(2x+3)=11x+4-5x+5 | | x+3.2=23 | | 1=7-6x | | 4x^2-12xy+9y^2-9= | | 4x+24x-9=7(4x+9) | | 8+6x=8x | | -7(x+3)=-7x-6 | | 3x-17+2x-5+x+90=180 | | 8y^2-96y+20=0 | | 170-4x=23x+23 | | Y^3+6y^2=0 | | 5x-3(x-5)=-7+4x+12 | | 3*2-8= | | 4y+x=-9 | | 5x+10x=20 | | 4+5+2x=2(x+2)+6 | | 17.5=15x | | -2(3f)+13=2f-11 | | 3*(4+x)=x+18 | | j=(x^2+8x+25) | | 2.5+x=81-8.1 | | 3(8s+6)-9s=3(5s+4)-15 | | -2(3x+1)-2x=-4(2x)-2 | | x+12.5=22.05 | | y-0.01=0.11 | | (x-4)(x-3)= |

Equations solver categories