.33x^2+3x-4=4

Simple and best practice solution for .33x^2+3x-4=4 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 .33x^2+3x-4=4 equation:


Simplifying
0.33x2 + 3x + -4 = 4

Reorder the terms:
-4 + 3x + 0.33x2 = 4

Solving
-4 + 3x + 0.33x2 = 4

Solving for variable 'x'.

Reorder the terms:
-4 + -4 + 3x + 0.33x2 = 4 + -4

Combine like terms: -4 + -4 = -8
-8 + 3x + 0.33x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-8 + 3x + 0.33x2 = 0

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

Divide each side by '0.33'.
-24.24242424 + 9.090909091x + x2 = 0

Move the constant term to the right:

Add '24.24242424' to each side of the equation.
-24.24242424 + 9.090909091x + 24.24242424 + x2 = 0 + 24.24242424

Reorder the terms:
-24.24242424 + 24.24242424 + 9.090909091x + x2 = 0 + 24.24242424

Combine like terms: -24.24242424 + 24.24242424 = 0.00000000
0.00000000 + 9.090909091x + x2 = 0 + 24.24242424
9.090909091x + x2 = 0 + 24.24242424

Combine like terms: 0 + 24.24242424 = 24.24242424
9.090909091x + x2 = 24.24242424

The x term is 9.090909091x.  Take half its coefficient (4.545454546).
Square it (20.66115703) and add it to both sides.

Add '20.66115703' to each side of the equation.
9.090909091x + 20.66115703 + x2 = 24.24242424 + 20.66115703

Reorder the terms:
20.66115703 + 9.090909091x + x2 = 24.24242424 + 20.66115703

Combine like terms: 24.24242424 + 20.66115703 = 44.90358127
20.66115703 + 9.090909091x + x2 = 44.90358127

Factor a perfect square on the left side:
(x + 4.545454546)(x + 4.545454546) = 44.90358127

Calculate the square root of the right side: 6.701013451

Break this problem into two subproblems by setting 
(x + 4.545454546) equal to 6.701013451 and -6.701013451.

Subproblem 1

x + 4.545454546 = 6.701013451 Simplifying x + 4.545454546 = 6.701013451 Reorder the terms: 4.545454546 + x = 6.701013451 Solving 4.545454546 + x = 6.701013451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4.545454546' to each side of the equation. 4.545454546 + -4.545454546 + x = 6.701013451 + -4.545454546 Combine like terms: 4.545454546 + -4.545454546 = 0.000000000 0.000000000 + x = 6.701013451 + -4.545454546 x = 6.701013451 + -4.545454546 Combine like terms: 6.701013451 + -4.545454546 = 2.155558905 x = 2.155558905 Simplifying x = 2.155558905

Subproblem 2

x + 4.545454546 = -6.701013451 Simplifying x + 4.545454546 = -6.701013451 Reorder the terms: 4.545454546 + x = -6.701013451 Solving 4.545454546 + x = -6.701013451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4.545454546' to each side of the equation. 4.545454546 + -4.545454546 + x = -6.701013451 + -4.545454546 Combine like terms: 4.545454546 + -4.545454546 = 0.000000000 0.000000000 + x = -6.701013451 + -4.545454546 x = -6.701013451 + -4.545454546 Combine like terms: -6.701013451 + -4.545454546 = -11.246467997 x = -11.246467997 Simplifying x = -11.246467997

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.155558905, -11.246467997}

See similar equations:

| 4y+4=160 | | 3x+5y+3z=100 | | 169=32x-16 | | x-1-3x=-3 | | -(1+3v)=-2(v+5) | | -4[3-(-3+4x)]=3+16x | | 10=5.5x-4.9(x^2)+9 | | 4p=r-9h-zr | | -8t-3t+3=-5t-6t | | 3x+5=-7x-8 | | 14+7=721 | | 4p+zr+9h=r | | 5(2x+n)=3(n+6) | | 68=1(20x+50)+2 | | 2b-2+b+2= | | (3x+2)3= | | 4p+zr=r-9h | | 9=4+3x | | 75c-30=29 | | 15y-6x=6-6+9 | | Abs(4x-2)=18 | | 2[p-(2p+14)+9]=2(p+5) | | -5x-1=-5x-1 | | m+n+p+q=360 | | 3y-4=11y+8 | | x+3y=900 | | 11(4x+4)-4x=4(7x-7) | | 9(2x-1)(2x-1)+2=-9(2x-1) | | 6x+5(3x+6)=156 | | -3[3x-(8x+9)]=9+(4x+1) | | 7(k-6)=42 | | C+8=-18 |

Equations solver categories