25x^2-124x+144=0

Simple and best practice solution for 25x^2-124x+144=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 25x^2-124x+144=0 equation:


Simplifying
25x2 + -124x + 144 = 0

Reorder the terms:
144 + -124x + 25x2 = 0

Solving
144 + -124x + 25x2 = 0

Solving for variable 'x'.

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

Divide each side by '25'.
5.76 + -4.96x + x2 = 0

Move the constant term to the right:

Add '-5.76' to each side of the equation.
5.76 + -4.96x + -5.76 + x2 = 0 + -5.76

Reorder the terms:
5.76 + -5.76 + -4.96x + x2 = 0 + -5.76

Combine like terms: 5.76 + -5.76 = 0.00
0.00 + -4.96x + x2 = 0 + -5.76
-4.96x + x2 = 0 + -5.76

Combine like terms: 0 + -5.76 = -5.76
-4.96x + x2 = -5.76

The x term is -4.96x.  Take half its coefficient (-2.48).
Square it (6.1504) and add it to both sides.

Add '6.1504' to each side of the equation.
-4.96x + 6.1504 + x2 = -5.76 + 6.1504

Reorder the terms:
6.1504 + -4.96x + x2 = -5.76 + 6.1504

Combine like terms: -5.76 + 6.1504 = 0.3904
6.1504 + -4.96x + x2 = 0.3904

Factor a perfect square on the left side:
(x + -2.48)(x + -2.48) = 0.3904

Calculate the square root of the right side: 0.624819974

Break this problem into two subproblems by setting 
(x + -2.48) equal to 0.624819974 and -0.624819974.

Subproblem 1

x + -2.48 = 0.624819974 Simplifying x + -2.48 = 0.624819974 Reorder the terms: -2.48 + x = 0.624819974 Solving -2.48 + x = 0.624819974 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.48' to each side of the equation. -2.48 + 2.48 + x = 0.624819974 + 2.48 Combine like terms: -2.48 + 2.48 = 0.00 0.00 + x = 0.624819974 + 2.48 x = 0.624819974 + 2.48 Combine like terms: 0.624819974 + 2.48 = 3.104819974 x = 3.104819974 Simplifying x = 3.104819974

Subproblem 2

x + -2.48 = -0.624819974 Simplifying x + -2.48 = -0.624819974 Reorder the terms: -2.48 + x = -0.624819974 Solving -2.48 + x = -0.624819974 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.48' to each side of the equation. -2.48 + 2.48 + x = -0.624819974 + 2.48 Combine like terms: -2.48 + 2.48 = 0.00 0.00 + x = -0.624819974 + 2.48 x = -0.624819974 + 2.48 Combine like terms: -0.624819974 + 2.48 = 1.855180026 x = 1.855180026 Simplifying x = 1.855180026

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.104819974, 1.855180026}

See similar equations:

| -5-19=5-13k | | H(t)=-4.9t^2+9.8+2 | | 15lb=240ib | | 4x^2+16x+64=65 | | 8+2=x*16106 | | 425=-4x | | x^5=7/13 | | f-9(5)=11-f(-3) | | 2(5a-7)/4=9(a-1)/3 | | 8+4a+2b+8=0 | | .5(8x-9)=4x+7 | | x/-22=-36 | | tg=5 | | 8.7x=104.4 | | (4x-7)-(8x+3)=0 | | 9x^2-3=11x | | j+48=108 | | .0027= | | 6x-8(-8x-6)+2=-20 | | 3²x=1/9 | | 3/2(4f-10)= | | -1+5.5x-4x^2+0.5x^3=0 | | (4k-4)-5k=32 | | 4x-4=6x-14 | | 4z^3-3(sqrt(z))+11.2=0 | | 9(3T-5)-6(4-6T)= | | 1-8b^3=0 | | 4z^3-3sqrt(z)+11.2=0 | | 4z^3-3sqrtz+11.2=0 | | 3/6(48) | | 48•5/6 | | 5z^3-4z^2=0 |

Equations solver categories