10x^2-76x+33=0

Simple and best practice solution for 10x^2-76x+33=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 10x^2-76x+33=0 equation:


Simplifying
10x2 + -76x + 33 = 0

Reorder the terms:
33 + -76x + 10x2 = 0

Solving
33 + -76x + 10x2 = 0

Solving for variable 'x'.

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

Divide each side by '10'.
3.3 + -7.6x + x2 = 0

Move the constant term to the right:

Add '-3.3' to each side of the equation.
3.3 + -7.6x + -3.3 + x2 = 0 + -3.3

Reorder the terms:
3.3 + -3.3 + -7.6x + x2 = 0 + -3.3

Combine like terms: 3.3 + -3.3 = 0.0
0.0 + -7.6x + x2 = 0 + -3.3
-7.6x + x2 = 0 + -3.3

Combine like terms: 0 + -3.3 = -3.3
-7.6x + x2 = -3.3

The x term is -7.6x.  Take half its coefficient (-3.8).
Square it (14.44) and add it to both sides.

Add '14.44' to each side of the equation.
-7.6x + 14.44 + x2 = -3.3 + 14.44

Reorder the terms:
14.44 + -7.6x + x2 = -3.3 + 14.44

Combine like terms: -3.3 + 14.44 = 11.14
14.44 + -7.6x + x2 = 11.14

Factor a perfect square on the left side:
(x + -3.8)(x + -3.8) = 11.14

Calculate the square root of the right side: 3.337663854

Break this problem into two subproblems by setting 
(x + -3.8) equal to 3.337663854 and -3.337663854.

Subproblem 1

x + -3.8 = 3.337663854 Simplifying x + -3.8 = 3.337663854 Reorder the terms: -3.8 + x = 3.337663854 Solving -3.8 + x = 3.337663854 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.8' to each side of the equation. -3.8 + 3.8 + x = 3.337663854 + 3.8 Combine like terms: -3.8 + 3.8 = 0.0 0.0 + x = 3.337663854 + 3.8 x = 3.337663854 + 3.8 Combine like terms: 3.337663854 + 3.8 = 7.137663854 x = 7.137663854 Simplifying x = 7.137663854

Subproblem 2

x + -3.8 = -3.337663854 Simplifying x + -3.8 = -3.337663854 Reorder the terms: -3.8 + x = -3.337663854 Solving -3.8 + x = -3.337663854 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.8' to each side of the equation. -3.8 + 3.8 + x = -3.337663854 + 3.8 Combine like terms: -3.8 + 3.8 = 0.0 0.0 + x = -3.337663854 + 3.8 x = -3.337663854 + 3.8 Combine like terms: -3.337663854 + 3.8 = 0.462336146 x = 0.462336146 Simplifying x = 0.462336146

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.137663854, 0.462336146}

See similar equations:

| 1.43×(-19/37) | | x+0.864=0 | | X^4+5x^3+3x^2-5x-4=0 | | 100+43+x=180 | | (1/2)b-6=32 | | 2=x(x+0.1) | | -5=-3x-2 | | e=fpd | | 3.4x-3.73=5.9x-22.23 | | 3.4x-3.73=5.9x-23.23 | | 2*10-16=x(x+.1) | | x-0.20x=0 | | 90=(2x+1)+(5x+5) | | 0.7=28.7 | | 144,000,000/1.17 | | W^2-10w-24= | | 6y+-4x=10 | | -24*-7-4d=80 | | 3x^2+x^2=400 | | -2x+8=2(3x+4) | | x+21+121=180 | | 2g+19=-7(g+19)-19 | | f(5x)=4x^2+3x-4 | | x+0.08x=0 | | 19m-10=35m+22 | | 40/y=-5 | | f(n)=8n-4 | | (3^1/3)^1/2 | | f(x+1)=4x^2+3x-4 | | x-.08x=0 | | 3y=9y+78 | | 3n+4=5(n+2)-2m |

Equations solver categories