3x^2-2x+348=360

Simple and best practice solution for 3x^2-2x+348=360 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 3x^2-2x+348=360 equation:


Simplifying
3x2 + -2x + 348 = 360

Reorder the terms:
348 + -2x + 3x2 = 360

Solving
348 + -2x + 3x2 = 360

Solving for variable 'x'.

Reorder the terms:
348 + -360 + -2x + 3x2 = 360 + -360

Combine like terms: 348 + -360 = -12
-12 + -2x + 3x2 = 360 + -360

Combine like terms: 360 + -360 = 0
-12 + -2x + 3x2 = 0

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

Divide each side by '3'.
-4 + -0.6666666667x + x2 = 0

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + -0.6666666667x + 4 + x2 = 0 + 4

Reorder the terms:
-4 + 4 + -0.6666666667x + x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -0.6666666667x + x2 = 0 + 4
-0.6666666667x + x2 = 0 + 4

Combine like terms: 0 + 4 = 4
-0.6666666667x + x2 = 4

The x term is -0.6666666667x.  Take half its coefficient (-0.3333333334).
Square it (0.1111111112) and add it to both sides.

Add '0.1111111112' to each side of the equation.
-0.6666666667x + 0.1111111112 + x2 = 4 + 0.1111111112

Reorder the terms:
0.1111111112 + -0.6666666667x + x2 = 4 + 0.1111111112

Combine like terms: 4 + 0.1111111112 = 4.1111111112
0.1111111112 + -0.6666666667x + x2 = 4.1111111112

Factor a perfect square on the left side:
(x + -0.3333333334)(x + -0.3333333334) = 4.1111111112

Calculate the square root of the right side: 2.02758751

Break this problem into two subproblems by setting 
(x + -0.3333333334) equal to 2.02758751 and -2.02758751.

Subproblem 1

x + -0.3333333334 = 2.02758751 Simplifying x + -0.3333333334 = 2.02758751 Reorder the terms: -0.3333333334 + x = 2.02758751 Solving -0.3333333334 + x = 2.02758751 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = 2.02758751 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = 2.02758751 + 0.3333333334 x = 2.02758751 + 0.3333333334 Combine like terms: 2.02758751 + 0.3333333334 = 2.3609208434 x = 2.3609208434 Simplifying x = 2.3609208434

Subproblem 2

x + -0.3333333334 = -2.02758751 Simplifying x + -0.3333333334 = -2.02758751 Reorder the terms: -0.3333333334 + x = -2.02758751 Solving -0.3333333334 + x = -2.02758751 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = -2.02758751 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = -2.02758751 + 0.3333333334 x = -2.02758751 + 0.3333333334 Combine like terms: -2.02758751 + 0.3333333334 = -1.6942541766 x = -1.6942541766 Simplifying x = -1.6942541766

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.3609208434, -1.6942541766}

See similar equations:

| 5x-9+-3x-12=5x | | 16x+12x+9=0 | | sqrt(x+1)+sqrt(x+2)+sqrt(x+3)=sqrt(3x-7)+sqrt(3x-6)+sqrt(3x-5) | | h/3-(-8)=9 | | -2(x-6)=x-3x-8 | | 5x-2x-7=3(x-2)-1 | | G=79-2 | | (2m-3n)(m+n)= | | 12x-4(3x+8)=-32 | | 24-2(2*2+4)=14*2-10*2 | | 7+2d=13 | | Y=0.005 | | -6/f=3 | | -6n-2=-6n-6 | | 4(b-14)+2=18 | | X-7=2/5 | | 3z^2-17z-56=0 | | -6y+7y=2 | | 2-2(3x+4)=6-6x | | 2k+-8=14 | | 7(3x+1)=2(5x+9) | | 9w-5=67 | | 6=10-(-u) | | [2x+4]=14 | | 37x-11=100 | | 11d-4d+-16=-2 | | 25-3e/4=10 | | 7x-111=2x-11 | | -2-4x=46 | | Q-3+6q-q+12q-15=q | | .06(y-6)+.22y=.08y-.30 | | x-30+x-30+x-70=180 |

Equations solver categories