6p^2-85p-160=0

Simple and best practice solution for 6p^2-85p-160=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 6p^2-85p-160=0 equation:


Simplifying
6p2 + -85p + -160 = 0

Reorder the terms:
-160 + -85p + 6p2 = 0

Solving
-160 + -85p + 6p2 = 0

Solving for variable 'p'.

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

Divide each side by '6'.
-26.66666667 + -14.16666667p + p2 = 0

Move the constant term to the right:

Add '26.66666667' to each side of the equation.
-26.66666667 + -14.16666667p + 26.66666667 + p2 = 0 + 26.66666667

Reorder the terms:
-26.66666667 + 26.66666667 + -14.16666667p + p2 = 0 + 26.66666667

Combine like terms: -26.66666667 + 26.66666667 = 0.00000000
0.00000000 + -14.16666667p + p2 = 0 + 26.66666667
-14.16666667p + p2 = 0 + 26.66666667

Combine like terms: 0 + 26.66666667 = 26.66666667
-14.16666667p + p2 = 26.66666667

The p term is -14.16666667p.  Take half its coefficient (-7.083333335).
Square it (50.17361113) and add it to both sides.

Add '50.17361113' to each side of the equation.
-14.16666667p + 50.17361113 + p2 = 26.66666667 + 50.17361113

Reorder the terms:
50.17361113 + -14.16666667p + p2 = 26.66666667 + 50.17361113

Combine like terms: 26.66666667 + 50.17361113 = 76.8402778
50.17361113 + -14.16666667p + p2 = 76.8402778

Factor a perfect square on the left side:
(p + -7.083333335)(p + -7.083333335) = 76.8402778

Calculate the square root of the right side: 8.765858646

Break this problem into two subproblems by setting 
(p + -7.083333335) equal to 8.765858646 and -8.765858646.

Subproblem 1

p + -7.083333335 = 8.765858646 Simplifying p + -7.083333335 = 8.765858646 Reorder the terms: -7.083333335 + p = 8.765858646 Solving -7.083333335 + p = 8.765858646 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '7.083333335' to each side of the equation. -7.083333335 + 7.083333335 + p = 8.765858646 + 7.083333335 Combine like terms: -7.083333335 + 7.083333335 = 0.000000000 0.000000000 + p = 8.765858646 + 7.083333335 p = 8.765858646 + 7.083333335 Combine like terms: 8.765858646 + 7.083333335 = 15.849191981 p = 15.849191981 Simplifying p = 15.849191981

Subproblem 2

p + -7.083333335 = -8.765858646 Simplifying p + -7.083333335 = -8.765858646 Reorder the terms: -7.083333335 + p = -8.765858646 Solving -7.083333335 + p = -8.765858646 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '7.083333335' to each side of the equation. -7.083333335 + 7.083333335 + p = -8.765858646 + 7.083333335 Combine like terms: -7.083333335 + 7.083333335 = 0.000000000 0.000000000 + p = -8.765858646 + 7.083333335 p = -8.765858646 + 7.083333335 Combine like terms: -8.765858646 + 7.083333335 = -1.682525311 p = -1.682525311 Simplifying p = -1.682525311

Solution

The solution to the problem is based on the solutions from the subproblems. p = {15.849191981, -1.682525311}

See similar equations:

| -5t^2-20t+15=0 | | 5k-6/4=4 | | 4y-5(3y+10)=126 | | 5x-3=(8x-11.5)-(3.5x+7.5) | | x-39=9 | | (7-8i)/(-6i) | | Y/4-10=4 | | 5x+4-1=-9 | | (2/9)(2/9 | | x-51=68 | | 25w^3-20w^2=0 | | 5x+11=(11.5-7)-(4.5-2) | | 2x^2-xy+y^2=4 | | -.01t=ln(t-68)-ln(97) | | 2x(x-1)=3x-4 | | 2(1x-8)+1x=3(x-6)+2 | | 5x+11=11.5-7-4.5-2 | | 11/8v=33/56 | | 2sin(2x)-x^3+4=0 | | X-9.2=13.8 | | 4(3x-1)=3x+5 | | 4-8x-5x+5= | | 45x^2-140x+15=0 | | 9x-4=x+7 | | 21p^2-22p+1=0 | | k-13=4 | | 20q^2-605=0 | | C/-8-=12 | | 2x/5=41 | | 0.626=3735x-0.006588 | | 3k^2-37k+12=0 | | 3(1x+1)+5=3x+2 |

Equations solver categories