2x^2+17x=2

Simple and best practice solution for 2x^2+17x=2 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 2x^2+17x=2 equation:


Simplifying
2x2 + 17x = 2

Reorder the terms:
17x + 2x2 = 2

Solving
17x + 2x2 = 2

Solving for variable 'x'.

Reorder the terms:
-2 + 17x + 2x2 = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + 17x + 2x2 = 0

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

Divide each side by '2'.
-1 + 8.5x + x2 = 0

Move the constant term to the right:

Add '1' to each side of the equation.
-1 + 8.5x + 1 + x2 = 0 + 1

Reorder the terms:
-1 + 1 + 8.5x + x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 8.5x + x2 = 0 + 1
8.5x + x2 = 0 + 1

Combine like terms: 0 + 1 = 1
8.5x + x2 = 1

The x term is 8.5x.  Take half its coefficient (4.25).
Square it (18.0625) and add it to both sides.

Add '18.0625' to each side of the equation.
8.5x + 18.0625 + x2 = 1 + 18.0625

Reorder the terms:
18.0625 + 8.5x + x2 = 1 + 18.0625

Combine like terms: 1 + 18.0625 = 19.0625
18.0625 + 8.5x + x2 = 19.0625

Factor a perfect square on the left side:
(x + 4.25)(x + 4.25) = 19.0625

Calculate the square root of the right side: 4.366062299

Break this problem into two subproblems by setting 
(x + 4.25) equal to 4.366062299 and -4.366062299.

Subproblem 1

x + 4.25 = 4.366062299 Simplifying x + 4.25 = 4.366062299 Reorder the terms: 4.25 + x = 4.366062299 Solving 4.25 + x = 4.366062299 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4.25' to each side of the equation. 4.25 + -4.25 + x = 4.366062299 + -4.25 Combine like terms: 4.25 + -4.25 = 0.00 0.00 + x = 4.366062299 + -4.25 x = 4.366062299 + -4.25 Combine like terms: 4.366062299 + -4.25 = 0.116062299 x = 0.116062299 Simplifying x = 0.116062299

Subproblem 2

x + 4.25 = -4.366062299 Simplifying x + 4.25 = -4.366062299 Reorder the terms: 4.25 + x = -4.366062299 Solving 4.25 + x = -4.366062299 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4.25' to each side of the equation. 4.25 + -4.25 + x = -4.366062299 + -4.25 Combine like terms: 4.25 + -4.25 = 0.00 0.00 + x = -4.366062299 + -4.25 x = -4.366062299 + -4.25 Combine like terms: -4.366062299 + -4.25 = -8.616062299 x = -8.616062299 Simplifying x = -8.616062299

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.116062299, -8.616062299}

See similar equations:

| -5x/2+5/2=15 | | 11m+2m= | | 2/5n-3+9/5n-5 | | 9y-3x^2=0 | | 7x-(7y-1)=7 | | y-6=19-9-2 | | 2q+6=20-3q | | 4+2y-2=8y+10-4y | | 4.3x-2.1x+8.4=15 | | 6(t-2)+8t=7(2t+4)-10 | | 3x^3-192=0 | | 4(p-6q)= | | 12(3x+4)=6(7x+2) | | 4u=64 | | 9.6h=4.2+27 | | 24x+24=0 | | 6t^2+5t-1= | | 38=-5x-6x+5 | | 5(5x-5)=25(x+1) | | 6a+3a=90 | | 5x+9+4x=117 | | 5(x+4)=5(x+5) | | 5(2x+4)=4(3x+7) | | xy^2-144=0 | | 17-5x=-7x+11 | | d+3=4+8+3 | | 4x+6+2x=60 | | onehalfx-2=7 | | 48=16w | | 13x+8=13x-8 | | 8(2x-6)+10=-3(2x-8) | | 95=5y |

Equations solver categories