4x^2-37x+18=0

Simple and best practice solution for 4x^2-37x+18=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^2-37x+18=0 equation:


Simplifying
4x2 + -37x + 18 = 0

Reorder the terms:
18 + -37x + 4x2 = 0

Solving
18 + -37x + 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'.
4.5 + -9.25x + x2 = 0

Move the constant term to the right:

Add '-4.5' to each side of the equation.
4.5 + -9.25x + -4.5 + x2 = 0 + -4.5

Reorder the terms:
4.5 + -4.5 + -9.25x + x2 = 0 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + -9.25x + x2 = 0 + -4.5
-9.25x + x2 = 0 + -4.5

Combine like terms: 0 + -4.5 = -4.5
-9.25x + x2 = -4.5

The x term is -9.25x.  Take half its coefficient (-4.625).
Square it (21.390625) and add it to both sides.

Add '21.390625' to each side of the equation.
-9.25x + 21.390625 + x2 = -4.5 + 21.390625

Reorder the terms:
21.390625 + -9.25x + x2 = -4.5 + 21.390625

Combine like terms: -4.5 + 21.390625 = 16.890625
21.390625 + -9.25x + x2 = 16.890625

Factor a perfect square on the left side:
(x + -4.625)(x + -4.625) = 16.890625

Calculate the square root of the right side: 4.109820556

Break this problem into two subproblems by setting 
(x + -4.625) equal to 4.109820556 and -4.109820556.

Subproblem 1

x + -4.625 = 4.109820556 Simplifying x + -4.625 = 4.109820556 Reorder the terms: -4.625 + x = 4.109820556 Solving -4.625 + x = 4.109820556 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.625' to each side of the equation. -4.625 + 4.625 + x = 4.109820556 + 4.625 Combine like terms: -4.625 + 4.625 = 0.000 0.000 + x = 4.109820556 + 4.625 x = 4.109820556 + 4.625 Combine like terms: 4.109820556 + 4.625 = 8.734820556 x = 8.734820556 Simplifying x = 8.734820556

Subproblem 2

x + -4.625 = -4.109820556 Simplifying x + -4.625 = -4.109820556 Reorder the terms: -4.625 + x = -4.109820556 Solving -4.625 + x = -4.109820556 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.625' to each side of the equation. -4.625 + 4.625 + x = -4.109820556 + 4.625 Combine like terms: -4.625 + 4.625 = 0.000 0.000 + x = -4.109820556 + 4.625 x = -4.109820556 + 4.625 Combine like terms: -4.109820556 + 4.625 = 0.515179444 x = 0.515179444 Simplifying x = 0.515179444

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.734820556, 0.515179444}

See similar equations:

| 2(2x-3)+6x=12 | | 14=5+3(5q+3) | | 6+4x=3x+9-2 | | 2(2x-3)+6=12 | | m^2-8m=9 | | 2n^2+20=0 | | -9x-8=15x | | 7•(4/35x) | | 19-5/2x=17 | | 4(2x+1)-4(2x-1)-1=0 | | 10x+13=-17x+5 | | (8ab)-(-12ab)-(15ab)= | | 4(2x+1)-4(2x-1)=0 | | Log(4)+64+log(4)4= | | 6/13=n/12 | | T=M+S+C | | 2/3(-9)=17 | | 2y^2-4y-3=0 | | -1/2(2/3x-3/4)-7/2x=-83/24 | | ln(x)=ln(x+6)-ln(2) | | 9x^2-6x+13=0 | | (-23xy^2)+(11xy^2)+(-12xy^2)= | | 3m-16x-3=21 | | 1/4x-3/2=2 | | 9d^4-40d^2+31=0 | | z^2-12=4z | | 5(3)+4y=6 | | -3/11-(-5/11)= | | 2(x-5)+7=11-x | | 18x+1=-7 | | 2(x-5)+7=11 | | 9*n+6= |

Equations solver categories