4x^2-19x-96=0

Simple and best practice solution for 4x^2-19x-96=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 4x^2-19x-96=0 equation:


Simplifying
4x2 + -19x + -96 = 0

Reorder the terms:
-96 + -19x + 4x2 = 0

Solving
-96 + -19x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
-24 + -4.75x + x2 = 0

Move the constant term to the right:

Add '24' to each side of the equation.
-24 + -4.75x + 24 + x2 = 0 + 24

Reorder the terms:
-24 + 24 + -4.75x + x2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + -4.75x + x2 = 0 + 24
-4.75x + x2 = 0 + 24

Combine like terms: 0 + 24 = 24
-4.75x + x2 = 24

The x term is -4.75x.  Take half its coefficient (-2.375).
Square it (5.640625) and add it to both sides.

Add '5.640625' to each side of the equation.
-4.75x + 5.640625 + x2 = 24 + 5.640625

Reorder the terms:
5.640625 + -4.75x + x2 = 24 + 5.640625

Combine like terms: 24 + 5.640625 = 29.640625
5.640625 + -4.75x + x2 = 29.640625

Factor a perfect square on the left side:
(x + -2.375)(x + -2.375) = 29.640625

Calculate the square root of the right side: 5.444320435

Break this problem into two subproblems by setting 
(x + -2.375) equal to 5.444320435 and -5.444320435.

Subproblem 1

x + -2.375 = 5.444320435 Simplifying x + -2.375 = 5.444320435 Reorder the terms: -2.375 + x = 5.444320435 Solving -2.375 + x = 5.444320435 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.375' to each side of the equation. -2.375 + 2.375 + x = 5.444320435 + 2.375 Combine like terms: -2.375 + 2.375 = 0.000 0.000 + x = 5.444320435 + 2.375 x = 5.444320435 + 2.375 Combine like terms: 5.444320435 + 2.375 = 7.819320435 x = 7.819320435 Simplifying x = 7.819320435

Subproblem 2

x + -2.375 = -5.444320435 Simplifying x + -2.375 = -5.444320435 Reorder the terms: -2.375 + x = -5.444320435 Solving -2.375 + x = -5.444320435 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.375' to each side of the equation. -2.375 + 2.375 + x = -5.444320435 + 2.375 Combine like terms: -2.375 + 2.375 = 0.000 0.000 + x = -5.444320435 + 2.375 x = -5.444320435 + 2.375 Combine like terms: -5.444320435 + 2.375 = -3.069320435 x = -3.069320435 Simplifying x = -3.069320435

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.819320435, -3.069320435}

See similar equations:

| -1=1/2w | | 6z-3z-7=-2 | | 1/4y=-3 | | -4x+3=4x+19 | | 2/5×180= | | 12/7q-1/21q=q-2/3 | | 6(x-5)+7(3-2x)+6=0 | | y^2+3y+2.25=.75 | | x-3+x=-5 | | -1/3y=-2 | | -14/-15÷(17/7x2/3) | | 140+c+d+90+59+b+90=360 | | Log(2)(x+3)+log(2)(x)=log(2)5 | | 4b+2=7 | | 140+c+d=180 | | On(3x-3)=on(x-6) | | -10(x+2)=-20x | | 6-7x=-3x+54 | | -21/2.3 | | 90+95+80+b+170=360 | | 24.95+0.10m=25.95 | | 5m-17m-12=0 | | 3x^2+4=-13v | | x+2x-4=180 | | sin3x/cosx=1 | | 5(u+5)=4*9 | | 3/4p-=3/8 | | sin3x/cosx | | {d}= | | log(x+25)=1log(2x-7) | | (3m+2)(m+7)=0 | | 4a+12=3a+5 |

Equations solver categories