28n^2-184n-96=0

Simple and best practice solution for 28n^2-184n-96=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 28n^2-184n-96=0 equation:


Simplifying
28n2 + -184n + -96 = 0

Reorder the terms:
-96 + -184n + 28n2 = 0

Solving
-96 + -184n + 28n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-24 + -46n + 7n2) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-24 + -46n + 7n2)' equal to zero and attempt to solve: Simplifying -24 + -46n + 7n2 = 0 Solving -24 + -46n + 7n2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -3.428571429 + -6.571428571n + n2 = 0 Move the constant term to the right: Add '3.428571429' to each side of the equation. -3.428571429 + -6.571428571n + 3.428571429 + n2 = 0 + 3.428571429 Reorder the terms: -3.428571429 + 3.428571429 + -6.571428571n + n2 = 0 + 3.428571429 Combine like terms: -3.428571429 + 3.428571429 = 0.000000000 0.000000000 + -6.571428571n + n2 = 0 + 3.428571429 -6.571428571n + n2 = 0 + 3.428571429 Combine like terms: 0 + 3.428571429 = 3.428571429 -6.571428571n + n2 = 3.428571429 The n term is -6.571428571n. Take half its coefficient (-3.285714286). Square it (10.79591837) and add it to both sides. Add '10.79591837' to each side of the equation. -6.571428571n + 10.79591837 + n2 = 3.428571429 + 10.79591837 Reorder the terms: 10.79591837 + -6.571428571n + n2 = 3.428571429 + 10.79591837 Combine like terms: 3.428571429 + 10.79591837 = 14.224489799 10.79591837 + -6.571428571n + n2 = 14.224489799 Factor a perfect square on the left side: (n + -3.285714286)(n + -3.285714286) = 14.224489799 Calculate the square root of the right side: 3.771536795 Break this problem into two subproblems by setting (n + -3.285714286) equal to 3.771536795 and -3.771536795.

Subproblem 1

n + -3.285714286 = 3.771536795 Simplifying n + -3.285714286 = 3.771536795 Reorder the terms: -3.285714286 + n = 3.771536795 Solving -3.285714286 + n = 3.771536795 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '3.285714286' to each side of the equation. -3.285714286 + 3.285714286 + n = 3.771536795 + 3.285714286 Combine like terms: -3.285714286 + 3.285714286 = 0.000000000 0.000000000 + n = 3.771536795 + 3.285714286 n = 3.771536795 + 3.285714286 Combine like terms: 3.771536795 + 3.285714286 = 7.057251081 n = 7.057251081 Simplifying n = 7.057251081

Subproblem 2

n + -3.285714286 = -3.771536795 Simplifying n + -3.285714286 = -3.771536795 Reorder the terms: -3.285714286 + n = -3.771536795 Solving -3.285714286 + n = -3.771536795 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '3.285714286' to each side of the equation. -3.285714286 + 3.285714286 + n = -3.771536795 + 3.285714286 Combine like terms: -3.285714286 + 3.285714286 = 0.000000000 0.000000000 + n = -3.771536795 + 3.285714286 n = -3.771536795 + 3.285714286 Combine like terms: -3.771536795 + 3.285714286 = -0.485822509 n = -0.485822509 Simplifying n = -0.485822509

Solution

The solution to the problem is based on the solutions from the subproblems. n = {7.057251081, -0.485822509}

Solution

n = {7.057251081, -0.485822509}

See similar equations:

| x-4=10-(x+6) | | 3x+4=3x+3 | | 10=5r+2-2r+14 | | (2x-7)-x=180 | | 6x^2+29x-24=0 | | 4(P-6)=24 | | (2x-7)=180 | | 20-5(2)= | | A+-2*-10= | | 8.4=2x+(8.4-2x) | | 4p-6+p=10-3p | | 8x+15=5x+3 | | 3(4r+2)-4(r-6)= | | y+30=12-14 | | (12y-5)=(7y-35) | | 4g+2(-8+4g)=1-g | | -(2x+7)+5x=-16 | | 10.7=-x-43 | | 7x^2-28x= | | -24=x-4+4x | | x+5x=270 | | 6x-7x-84=105-8x | | 40=7(x+2) | | -30x=9000 | | 1x+2=6+7y | | 3/2(10x-4)-5x=7-1/5(5-10x) | | 0.3x+1=x-0.7x+1 | | 0.8b=12 | | 16.8=2x+(8.4-2x) | | 5x+2-x=-4 | | -8t-3t+2= | | 20k+90=10k+130 |

Equations solver categories