2x^2-25x+36=0

Simple and best practice solution for 2x^2-25x+36=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 2x^2-25x+36=0 equation:


Simplifying
2x2 + -25x + 36 = 0

Reorder the terms:
36 + -25x + 2x2 = 0

Solving
36 + -25x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
18 + -12.5x + x2 = 0

Move the constant term to the right:

Add '-18' to each side of the equation.
18 + -12.5x + -18 + x2 = 0 + -18

Reorder the terms:
18 + -18 + -12.5x + x2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -12.5x + x2 = 0 + -18
-12.5x + x2 = 0 + -18

Combine like terms: 0 + -18 = -18
-12.5x + x2 = -18

The x term is -12.5x.  Take half its coefficient (-6.25).
Square it (39.0625) and add it to both sides.

Add '39.0625' to each side of the equation.
-12.5x + 39.0625 + x2 = -18 + 39.0625

Reorder the terms:
39.0625 + -12.5x + x2 = -18 + 39.0625

Combine like terms: -18 + 39.0625 = 21.0625
39.0625 + -12.5x + x2 = 21.0625

Factor a perfect square on the left side:
(x + -6.25)(x + -6.25) = 21.0625

Calculate the square root of the right side: 4.589389938

Break this problem into two subproblems by setting 
(x + -6.25) equal to 4.589389938 and -4.589389938.

Subproblem 1

x + -6.25 = 4.589389938 Simplifying x + -6.25 = 4.589389938 Reorder the terms: -6.25 + x = 4.589389938 Solving -6.25 + x = 4.589389938 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.25' to each side of the equation. -6.25 + 6.25 + x = 4.589389938 + 6.25 Combine like terms: -6.25 + 6.25 = 0.00 0.00 + x = 4.589389938 + 6.25 x = 4.589389938 + 6.25 Combine like terms: 4.589389938 + 6.25 = 10.839389938 x = 10.839389938 Simplifying x = 10.839389938

Subproblem 2

x + -6.25 = -4.589389938 Simplifying x + -6.25 = -4.589389938 Reorder the terms: -6.25 + x = -4.589389938 Solving -6.25 + x = -4.589389938 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.25' to each side of the equation. -6.25 + 6.25 + x = -4.589389938 + 6.25 Combine like terms: -6.25 + 6.25 = 0.00 0.00 + x = -4.589389938 + 6.25 x = -4.589389938 + 6.25 Combine like terms: -4.589389938 + 6.25 = 1.660610062 x = 1.660610062 Simplifying x = 1.660610062

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.839389938, 1.660610062}

See similar equations:

| X^2-1x-1=0 | | 6a^2-19a+15= | | -6n+10=-4n-18 | | 7y-10=5y-2 | | -6x-9y=54 | | (9m^3+4n)+7m^3= | | 21-11=5(x-1) | | 8-9x=104-37x | | 6x-2=x-0 | | 6f-14+26-3f-15f= | | -6x+2=1 | | -121-8x=8x+23 | | y^2+3y-16=y-1 | | 3(y-2)=12 | | X^2+19x+K= | | -x=3+2x+16 | | 68=-4(5x+3) | | -10x-106=29-5x | | -21(3t)= | | 28m^2+28m-56=0 | | a+1.6b=8 | | 1.6x-1.2+2.29x=0.28 | | a^2-15a+54=0 | | -102-4x=2x+30 | | -8-3x=8-7x | | 4x+2=7x-12 | | 2.75-0.5t=5-2t | | 8x+5-x=12 | | -2y+3-10=4(2+y)-y | | 2a(a+3)+3a(a+3)= | | [b^3(9-5.9)]= | | 2x(4+x)=8 |

Equations solver categories