4.9x^2+6x-60=0

Simple and best practice solution for 4.9x^2+6x-60=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 4.9x^2+6x-60=0 equation:


Simplifying
4.9x2 + 6x + -60 = 0

Reorder the terms:
-60 + 6x + 4.9x2 = 0

Solving
-60 + 6x + 4.9x2 = 0

Solving for variable 'x'.

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

Divide each side by '4.9'.
-12.24489796 + 1.224489796x + x2 = 0

Move the constant term to the right:

Add '12.24489796' to each side of the equation.
-12.24489796 + 1.224489796x + 12.24489796 + x2 = 0 + 12.24489796

Reorder the terms:
-12.24489796 + 12.24489796 + 1.224489796x + x2 = 0 + 12.24489796

Combine like terms: -12.24489796 + 12.24489796 = 0.00000000
0.00000000 + 1.224489796x + x2 = 0 + 12.24489796
1.224489796x + x2 = 0 + 12.24489796

Combine like terms: 0 + 12.24489796 = 12.24489796
1.224489796x + x2 = 12.24489796

The x term is 1.224489796x.  Take half its coefficient (0.612244898).
Square it (0.3748438151) and add it to both sides.

Add '0.3748438151' to each side of the equation.
1.224489796x + 0.3748438151 + x2 = 12.24489796 + 0.3748438151

Reorder the terms:
0.3748438151 + 1.224489796x + x2 = 12.24489796 + 0.3748438151

Combine like terms: 12.24489796 + 0.3748438151 = 12.6197417751
0.3748438151 + 1.224489796x + x2 = 12.6197417751

Factor a perfect square on the left side:
(x + 0.612244898)(x + 0.612244898) = 12.6197417751

Calculate the square root of the right side: 3.552427589

Break this problem into two subproblems by setting 
(x + 0.612244898) equal to 3.552427589 and -3.552427589.

Subproblem 1

x + 0.612244898 = 3.552427589 Simplifying x + 0.612244898 = 3.552427589 Reorder the terms: 0.612244898 + x = 3.552427589 Solving 0.612244898 + x = 3.552427589 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.612244898' to each side of the equation. 0.612244898 + -0.612244898 + x = 3.552427589 + -0.612244898 Combine like terms: 0.612244898 + -0.612244898 = 0.000000000 0.000000000 + x = 3.552427589 + -0.612244898 x = 3.552427589 + -0.612244898 Combine like terms: 3.552427589 + -0.612244898 = 2.940182691 x = 2.940182691 Simplifying x = 2.940182691

Subproblem 2

x + 0.612244898 = -3.552427589 Simplifying x + 0.612244898 = -3.552427589 Reorder the terms: 0.612244898 + x = -3.552427589 Solving 0.612244898 + x = -3.552427589 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.612244898' to each side of the equation. 0.612244898 + -0.612244898 + x = -3.552427589 + -0.612244898 Combine like terms: 0.612244898 + -0.612244898 = 0.000000000 0.000000000 + x = -3.552427589 + -0.612244898 x = -3.552427589 + -0.612244898 Combine like terms: -3.552427589 + -0.612244898 = -4.164672487 x = -4.164672487 Simplifying x = -4.164672487

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.940182691, -4.164672487}

See similar equations:

| 9(m+2)=(-6)(m+7) | | 2d-9=-29 | | p=2+1 | | 10p-15=85 | | 4+11e=2+5e+(2+6e)whatise | | -5u+6=41 | | 19-x=4+2x | | 3-6x=-5x-6 | | J^2-85=15 | | 3x(-12)= | | 150=2a+50 | | 9=21+3a | | G^2=75 | | 19=-6+5v | | 4(2x+3)-3(x-1)=8(-x-2) | | x^4+8x^3+16x^2+8=0 | | 14m-9m-2m= | | 7X-2=61 | | 14m-13n-9m-2m+n= | | (x-2)(x-3)=x-5x+6 | | 8.5=4k-2.5 | | 5s-25/s-25 | | (13/7)=(v/10) | | (x^-1)(y^-2)/x^-3 | | 5x-3-(-3x+1)=4x+3 | | (7-27z)/9 | | R^2-10r+25= | | 3(6h+2)-5=55 | | 5(3s+1)=155 | | 4(2l+3)=20 | | 4(v+9)=6(2v+2+8/2) | | (8x^3)(2x^0)/4x^6 |

Equations solver categories