54x^2-18x-.25=0

Simple and best practice solution for 54x^2-18x-.25=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 54x^2-18x-.25=0 equation:


Simplifying
54x2 + -18x + -0.25 = 0

Reorder the terms:
-0.25 + -18x + 54x2 = 0

Solving
-0.25 + -18x + 54x2 = 0

Solving for variable 'x'.

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

Divide each side by '54'.
-0.00462962963 + -0.3333333333x + x2 = 0

Move the constant term to the right:

Add '0.00462962963' to each side of the equation.
-0.00462962963 + -0.3333333333x + 0.00462962963 + x2 = 0 + 0.00462962963

Reorder the terms:
-0.00462962963 + 0.00462962963 + -0.3333333333x + x2 = 0 + 0.00462962963

Combine like terms: -0.00462962963 + 0.00462962963 = 0.00000000000
0.00000000000 + -0.3333333333x + x2 = 0 + 0.00462962963
-0.3333333333x + x2 = 0 + 0.00462962963

Combine like terms: 0 + 0.00462962963 = 0.00462962963
-0.3333333333x + x2 = 0.00462962963

The x term is -0.3333333333x.  Take half its coefficient (-0.1666666667).
Square it (0.02777777779) and add it to both sides.

Add '0.02777777779' to each side of the equation.
-0.3333333333x + 0.02777777779 + x2 = 0.00462962963 + 0.02777777779

Reorder the terms:
0.02777777779 + -0.3333333333x + x2 = 0.00462962963 + 0.02777777779

Combine like terms: 0.00462962963 + 0.02777777779 = 0.03240740742
0.02777777779 + -0.3333333333x + x2 = 0.03240740742

Factor a perfect square on the left side:
(x + -0.1666666667)(x + -0.1666666667) = 0.03240740742

Calculate the square root of the right side: 0.180020575

Break this problem into two subproblems by setting 
(x + -0.1666666667) equal to 0.180020575 and -0.180020575.

Subproblem 1

x + -0.1666666667 = 0.180020575 Simplifying x + -0.1666666667 = 0.180020575 Reorder the terms: -0.1666666667 + x = 0.180020575 Solving -0.1666666667 + x = 0.180020575 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1666666667' to each side of the equation. -0.1666666667 + 0.1666666667 + x = 0.180020575 + 0.1666666667 Combine like terms: -0.1666666667 + 0.1666666667 = 0.0000000000 0.0000000000 + x = 0.180020575 + 0.1666666667 x = 0.180020575 + 0.1666666667 Combine like terms: 0.180020575 + 0.1666666667 = 0.3466872417 x = 0.3466872417 Simplifying x = 0.3466872417

Subproblem 2

x + -0.1666666667 = -0.180020575 Simplifying x + -0.1666666667 = -0.180020575 Reorder the terms: -0.1666666667 + x = -0.180020575 Solving -0.1666666667 + x = -0.180020575 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1666666667' to each side of the equation. -0.1666666667 + 0.1666666667 + x = -0.180020575 + 0.1666666667 Combine like terms: -0.1666666667 + 0.1666666667 = 0.0000000000 0.0000000000 + x = -0.180020575 + 0.1666666667 x = -0.180020575 + 0.1666666667 Combine like terms: -0.180020575 + 0.1666666667 = -0.0133539083 x = -0.0133539083 Simplifying x = -0.0133539083

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.3466872417, -0.0133539083}

See similar equations:

| 134-3x=24x+20 | | x+x+(x+33)=180 | | 137-3x=24x+20 | | 11-10x=107-38x | | 10-7x=91-28x | | 4x+10=-12-7x | | 131-4x=6x+21 | | -5n+12+13n=12(3)+4n-3 | | 10+6x=65-x | | 3n-12=14+5n | | 7x^3+21x^2=0 | | x+x+(x-33)=180 | | 14n+5-8n=-1 | | -2x^2+1=0 | | 15y+19x-10=78-6y+13x | | 4x-8y=0 | | 50-4x=23x-17 | | 6-9x=39-16x | | -48-9x=9x+24 | | 4p-8p^2=0 | | 145-5x=4x+10 | | 40x-15=25x | | 2y^2-8=0 | | 2(3x-2)=74 | | x-12+2x-3=6 | | -6x=-9 | | 2g-4=10 | | 5+5+5= | | 10m-2p-(3m+5p)= | | -8x=-4 | | -5x=10 | | 16x^2-9= |

Equations solver categories