x=x^2-14x+10

Simple and best practice solution for x=x^2-14x+10 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 x=x^2-14x+10 equation:


Simplifying
x = x2 + -14x + 10

Reorder the terms:
x = 10 + -14x + x2

Solving
x = 10 + -14x + x2

Solving for variable 'x'.

Reorder the terms:
-10 + x + 14x + -1x2 = 10 + -14x + x2 + -10 + 14x + -1x2

Combine like terms: x + 14x = 15x
-10 + 15x + -1x2 = 10 + -14x + x2 + -10 + 14x + -1x2

Reorder the terms:
-10 + 15x + -1x2 = 10 + -10 + -14x + 14x + x2 + -1x2

Combine like terms: 10 + -10 = 0
-10 + 15x + -1x2 = 0 + -14x + 14x + x2 + -1x2
-10 + 15x + -1x2 = -14x + 14x + x2 + -1x2

Combine like terms: -14x + 14x = 0
-10 + 15x + -1x2 = 0 + x2 + -1x2
-10 + 15x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-10 + 15x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
10 + -15x + x2 = 0

Move the constant term to the right:

Add '-10' to each side of the equation.
10 + -15x + -10 + x2 = 0 + -10

Reorder the terms:
10 + -10 + -15x + x2 = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -15x + x2 = 0 + -10
-15x + x2 = 0 + -10

Combine like terms: 0 + -10 = -10
-15x + x2 = -10

The x term is -15x.  Take half its coefficient (-7.5).
Square it (56.25) and add it to both sides.

Add '56.25' to each side of the equation.
-15x + 56.25 + x2 = -10 + 56.25

Reorder the terms:
56.25 + -15x + x2 = -10 + 56.25

Combine like terms: -10 + 56.25 = 46.25
56.25 + -15x + x2 = 46.25

Factor a perfect square on the left side:
(x + -7.5)(x + -7.5) = 46.25

Calculate the square root of the right side: 6.800735254

Break this problem into two subproblems by setting 
(x + -7.5) equal to 6.800735254 and -6.800735254.

Subproblem 1

x + -7.5 = 6.800735254 Simplifying x + -7.5 = 6.800735254 Reorder the terms: -7.5 + x = 6.800735254 Solving -7.5 + x = 6.800735254 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7.5' to each side of the equation. -7.5 + 7.5 + x = 6.800735254 + 7.5 Combine like terms: -7.5 + 7.5 = 0.0 0.0 + x = 6.800735254 + 7.5 x = 6.800735254 + 7.5 Combine like terms: 6.800735254 + 7.5 = 14.300735254 x = 14.300735254 Simplifying x = 14.300735254

Subproblem 2

x + -7.5 = -6.800735254 Simplifying x + -7.5 = -6.800735254 Reorder the terms: -7.5 + x = -6.800735254 Solving -7.5 + x = -6.800735254 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7.5' to each side of the equation. -7.5 + 7.5 + x = -6.800735254 + 7.5 Combine like terms: -7.5 + 7.5 = 0.0 0.0 + x = -6.800735254 + 7.5 x = -6.800735254 + 7.5 Combine like terms: -6.800735254 + 7.5 = 0.699264746 x = 0.699264746 Simplifying x = 0.699264746

Solution

The solution to the problem is based on the solutions from the subproblems. x = {14.300735254, 0.699264746}

See similar equations:

| 20+t=2000 | | 4x+11y=224 | | 7j-14=8j | | y=ln(5x^2-2x+10) | | 5y+6=2y+3 | | 2x+4=-6x-12 | | 3[m+1]-2m=0 | | -2.5(b)=20.5 | | 2/7×0.5=2/7÷x= | | 130=5.7t^2+14t+32 | | 6x+y=54 | | 7.5=30-5x*4.5 | | 2/7×0.5=2/7÷x | | -90=6y | | 6(x-4)=2(x+3) | | 8+w=3 | | 4p/10-4p/4=12 | | -0.45+0.7=0.2 | | 15w^2+12w=0 | | 6x^2+4x=100x | | x+6y=-53 | | 15y+1=y-7answer | | 4n=4(-3n+4) | | 7.5=30-2.5x*4.5 | | 3x^5+3x^4-15x^3+18x^2= | | 3s+10-5s=-3 | | 4sin^2(2t)+4cos^2(2t)= | | 4p=-3p+28 | | 15y+1=y-7 | | x=1448+-0.75y | | 3(4.6+4)=18 | | 1/2x-1/8-6 |

Equations solver categories