5x^2-36+22x=0

Simple and best practice solution for 5x^2-36+22x=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 5x^2-36+22x=0 equation:


Simplifying
5x2 + -36 + 22x = 0

Reorder the terms:
-36 + 22x + 5x2 = 0

Solving
-36 + 22x + 5x2 = 0

Solving for variable 'x'.

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

Divide each side by '5'.
-7.2 + 4.4x + x2 = 0

Move the constant term to the right:

Add '7.2' to each side of the equation.
-7.2 + 4.4x + 7.2 + x2 = 0 + 7.2

Reorder the terms:
-7.2 + 7.2 + 4.4x + x2 = 0 + 7.2

Combine like terms: -7.2 + 7.2 = 0.0
0.0 + 4.4x + x2 = 0 + 7.2
4.4x + x2 = 0 + 7.2

Combine like terms: 0 + 7.2 = 7.2
4.4x + x2 = 7.2

The x term is 4.4x.  Take half its coefficient (2.2).
Square it (4.84) and add it to both sides.

Add '4.84' to each side of the equation.
4.4x + 4.84 + x2 = 7.2 + 4.84

Reorder the terms:
4.84 + 4.4x + x2 = 7.2 + 4.84

Combine like terms: 7.2 + 4.84 = 12.04
4.84 + 4.4x + x2 = 12.04

Factor a perfect square on the left side:
(x + 2.2)(x + 2.2) = 12.04

Calculate the square root of the right side: 3.469870315

Break this problem into two subproblems by setting 
(x + 2.2) equal to 3.469870315 and -3.469870315.

Subproblem 1

x + 2.2 = 3.469870315 Simplifying x + 2.2 = 3.469870315 Reorder the terms: 2.2 + x = 3.469870315 Solving 2.2 + x = 3.469870315 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.2' to each side of the equation. 2.2 + -2.2 + x = 3.469870315 + -2.2 Combine like terms: 2.2 + -2.2 = 0.0 0.0 + x = 3.469870315 + -2.2 x = 3.469870315 + -2.2 Combine like terms: 3.469870315 + -2.2 = 1.269870315 x = 1.269870315 Simplifying x = 1.269870315

Subproblem 2

x + 2.2 = -3.469870315 Simplifying x + 2.2 = -3.469870315 Reorder the terms: 2.2 + x = -3.469870315 Solving 2.2 + x = -3.469870315 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.2' to each side of the equation. 2.2 + -2.2 + x = -3.469870315 + -2.2 Combine like terms: 2.2 + -2.2 = 0.0 0.0 + x = -3.469870315 + -2.2 x = -3.469870315 + -2.2 Combine like terms: -3.469870315 + -2.2 = -5.669870315 x = -5.669870315 Simplifying x = -5.669870315

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.269870315, -5.669870315}

See similar equations:

| 2m^3n^3+9m^3n^3=0 | | 15-2(7-x)+4x= | | 4.5(x-9)=-15.5 | | (7k+2)(k+7)=0 | | X^3+4x^2+-6=0 | | 2u^2/2u | | .857x-6(0)=-8 | | 4/7x6= | | 30-3x=12 | | 4x+89.95=628.35 | | -10a-3=-23 | | 0.43(x-2)=15 | | 5(2x+3)-5=70 | | 4t^2-64t=-252 | | 4/3x3.14x5.5^3= | | -5a+4=-10 | | 0.90(x+8)=18 | | 5(3+z)-(8z+9)=4z | | x+(x-3)=11 | | 30+13c+c^2=0 | | 3x^2+17h=-10 | | 0.194949494= | | .857(x)-6(o)=-8 | | x^2+7x+2=-8 | | 53+2x+11=90 | | .857(0)-6y=-8 | | 3(2n+1)=9(3n+1)+4 | | 3.5x-5=2 | | (1/16)¼ | | 2x^2+4x-136=0 | | 7(x+9)=49 | | c(c-8)=0 |

Equations solver categories