3x^2+17x+6=180

Simple and best practice solution for 3x^2+17x+6=180 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 3x^2+17x+6=180 equation:


Simplifying
3x2 + 17x + 6 = 180

Reorder the terms:
6 + 17x + 3x2 = 180

Solving
6 + 17x + 3x2 = 180

Solving for variable 'x'.

Reorder the terms:
6 + -180 + 17x + 3x2 = 180 + -180

Combine like terms: 6 + -180 = -174
-174 + 17x + 3x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-174 + 17x + 3x2 = 0

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

Divide each side by '3'.
-58 + 5.666666667x + x2 = 0

Move the constant term to the right:

Add '58' to each side of the equation.
-58 + 5.666666667x + 58 + x2 = 0 + 58

Reorder the terms:
-58 + 58 + 5.666666667x + x2 = 0 + 58

Combine like terms: -58 + 58 = 0
0 + 5.666666667x + x2 = 0 + 58
5.666666667x + x2 = 0 + 58

Combine like terms: 0 + 58 = 58
5.666666667x + x2 = 58

The x term is 5.666666667x.  Take half its coefficient (2.833333334).
Square it (8.027777782) and add it to both sides.

Add '8.027777782' to each side of the equation.
5.666666667x + 8.027777782 + x2 = 58 + 8.027777782

Reorder the terms:
8.027777782 + 5.666666667x + x2 = 58 + 8.027777782

Combine like terms: 58 + 8.027777782 = 66.027777782
8.027777782 + 5.666666667x + x2 = 66.027777782

Factor a perfect square on the left side:
(x + 2.833333334)(x + 2.833333334) = 66.027777782

Calculate the square root of the right side: 8.125747829

Break this problem into two subproblems by setting 
(x + 2.833333334) equal to 8.125747829 and -8.125747829.

Subproblem 1

x + 2.833333334 = 8.125747829 Simplifying x + 2.833333334 = 8.125747829 Reorder the terms: 2.833333334 + x = 8.125747829 Solving 2.833333334 + x = 8.125747829 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.833333334' to each side of the equation. 2.833333334 + -2.833333334 + x = 8.125747829 + -2.833333334 Combine like terms: 2.833333334 + -2.833333334 = 0.000000000 0.000000000 + x = 8.125747829 + -2.833333334 x = 8.125747829 + -2.833333334 Combine like terms: 8.125747829 + -2.833333334 = 5.292414495 x = 5.292414495 Simplifying x = 5.292414495

Subproblem 2

x + 2.833333334 = -8.125747829 Simplifying x + 2.833333334 = -8.125747829 Reorder the terms: 2.833333334 + x = -8.125747829 Solving 2.833333334 + x = -8.125747829 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.833333334' to each side of the equation. 2.833333334 + -2.833333334 + x = -8.125747829 + -2.833333334 Combine like terms: 2.833333334 + -2.833333334 = 0.000000000 0.000000000 + x = -8.125747829 + -2.833333334 x = -8.125747829 + -2.833333334 Combine like terms: -8.125747829 + -2.833333334 = -10.959081163 x = -10.959081163 Simplifying x = -10.959081163

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.292414495, -10.959081163}

See similar equations:

| 2(3x-6)=-(12-6x) | | U=6(8n+31)+7(n+1) | | 2(5x-4)=x | | x+79=45 | | 2(5x-4)=0x+9 | | (x+4)+x+2x=180 | | (-12)(-12)= | | 17(x+5)=9 | | (-12)(-12)=-144 | | (x-5)/62= | | 8.6=5p+4p+2.4 | | 3z^2+6z=-3 | | -12x-12=-144 | | x/-3-z=9 | | 8n^2-56n+48=0 | | 12-2y=32 | | x+2y=7x+4y=5 | | 2(5x-4)=0x+3 | | x./-3-z=9 | | 2(5x-4)=4x+10 | | 5c^2-2c-8=0 | | 2(5x-4)=2x+4 | | X-.20x=1600 | | 2(5x-4)=2x+2 | | 41-7x=11+8x | | 1.6x+1.2=-6.8+3.2x | | 1040x=640(x+5) | | xln=2 | | -5x-3=-36 | | x^2y^7-3x^3y^4+4x^5y^3= | | y=-10.4*36+132*6+332 | | 9y-26=-8 |

Equations solver categories