14x^2-22x=17

Simple and best practice solution for 14x^2-22x=17 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 14x^2-22x=17 equation:


Simplifying
14x2 + -22x = 17

Reorder the terms:
-22x + 14x2 = 17

Solving
-22x + 14x2 = 17

Solving for variable 'x'.

Reorder the terms:
-17 + -22x + 14x2 = 17 + -17

Combine like terms: 17 + -17 = 0
-17 + -22x + 14x2 = 0

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

Divide each side by '14'.
-1.214285714 + -1.571428571x + x2 = 0

Move the constant term to the right:

Add '1.214285714' to each side of the equation.
-1.214285714 + -1.571428571x + 1.214285714 + x2 = 0 + 1.214285714

Reorder the terms:
-1.214285714 + 1.214285714 + -1.571428571x + x2 = 0 + 1.214285714

Combine like terms: -1.214285714 + 1.214285714 = 0.000000000
0.000000000 + -1.571428571x + x2 = 0 + 1.214285714
-1.571428571x + x2 = 0 + 1.214285714

Combine like terms: 0 + 1.214285714 = 1.214285714
-1.571428571x + x2 = 1.214285714

The x term is -1.571428571x.  Take half its coefficient (-0.7857142855).
Square it (0.6173469384) and add it to both sides.

Add '0.6173469384' to each side of the equation.
-1.571428571x + 0.6173469384 + x2 = 1.214285714 + 0.6173469384

Reorder the terms:
0.6173469384 + -1.571428571x + x2 = 1.214285714 + 0.6173469384

Combine like terms: 1.214285714 + 0.6173469384 = 1.8316326524
0.6173469384 + -1.571428571x + x2 = 1.8316326524

Factor a perfect square on the left side:
(x + -0.7857142855)(x + -0.7857142855) = 1.8316326524

Calculate the square root of the right side: 1.353378237

Break this problem into two subproblems by setting 
(x + -0.7857142855) equal to 1.353378237 and -1.353378237.

Subproblem 1

x + -0.7857142855 = 1.353378237 Simplifying x + -0.7857142855 = 1.353378237 Reorder the terms: -0.7857142855 + x = 1.353378237 Solving -0.7857142855 + x = 1.353378237 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7857142855' to each side of the equation. -0.7857142855 + 0.7857142855 + x = 1.353378237 + 0.7857142855 Combine like terms: -0.7857142855 + 0.7857142855 = 0.0000000000 0.0000000000 + x = 1.353378237 + 0.7857142855 x = 1.353378237 + 0.7857142855 Combine like terms: 1.353378237 + 0.7857142855 = 2.1390925225 x = 2.1390925225 Simplifying x = 2.1390925225

Subproblem 2

x + -0.7857142855 = -1.353378237 Simplifying x + -0.7857142855 = -1.353378237 Reorder the terms: -0.7857142855 + x = -1.353378237 Solving -0.7857142855 + x = -1.353378237 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7857142855' to each side of the equation. -0.7857142855 + 0.7857142855 + x = -1.353378237 + 0.7857142855 Combine like terms: -0.7857142855 + 0.7857142855 = 0.0000000000 0.0000000000 + x = -1.353378237 + 0.7857142855 x = -1.353378237 + 0.7857142855 Combine like terms: -1.353378237 + 0.7857142855 = -0.5676639515 x = -0.5676639515 Simplifying x = -0.5676639515

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.1390925225, -0.5676639515}

See similar equations:

| 28=7x-3(x-4) | | 9+2x=5x-6 | | 5-3x=9-2x | | 6x+47=11x-31 | | 3w-3=w+48 | | 6y+18+37=10y+16 | | 9p+4(2+p)=-18 | | 8z-17+21z-42=20z-3 | | 6m-7-4m-16=-23 | | 7w+21-48=5w | | 7w-3w+4w=-15 | | w+y+y-38=y+40 | | x+2=3-x | | -2+b+50=19b+5+7 | | 12a+33=45 | | q-2*3+48=-3+2q+37 | | 7p=p+18 | | p=a+3b+c | | 17a-4*20-40=20-2a+50 | | 3b-15=b+25 | | 16+v+32=-7*16+17v | | 4w=w+48 | | 10+9l-23=l+3*10+37 | | 9a-4=5a+36 | | 3-4x=-7 | | 6a+5-37=a+6*5-17 | | 15f-8f+13=55 | | 3q+35=50 | | t-3*3+48=5*3+5t-5 | | 49*2=3a-10a | | 8u-3=7u | | 2z+5=z+49 |

Equations solver categories