5f^2+80f-85=0

Simple and best practice solution for 5f^2+80f-85=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 5f^2+80f-85=0 equation:


Simplifying
5f2 + 80f + -85 = 0

Reorder the terms:
-85 + 80f + 5f2 = 0

Solving
-85 + 80f + 5f2 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-17 + 16f + f2) = 0

Factor a trinomial.
5((-17 + -1f)(1 + -1f)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-17 + -1f)' equal to zero and attempt to solve: Simplifying -17 + -1f = 0 Solving -17 + -1f = 0 Move all terms containing f to the left, all other terms to the right. Add '17' to each side of the equation. -17 + 17 + -1f = 0 + 17 Combine like terms: -17 + 17 = 0 0 + -1f = 0 + 17 -1f = 0 + 17 Combine like terms: 0 + 17 = 17 -1f = 17 Divide each side by '-1'. f = -17 Simplifying f = -17

Subproblem 2

Set the factor '(1 + -1f)' equal to zero and attempt to solve: Simplifying 1 + -1f = 0 Solving 1 + -1f = 0 Move all terms containing f to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1f = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1f = 0 + -1 -1f = 0 + -1 Combine like terms: 0 + -1 = -1 -1f = -1 Divide each side by '-1'. f = 1 Simplifying f = 1

Solution

f = {-17, 1}

See similar equations:

| 9t=3t+120 | | 14a-42=56 | | 10-5c=-2+7c | | =-16t^2+22t+6 | | 14-10x=-12x | | 2x+31=31+x | | x^(5/2) | | 2p^2+13p-7=0 | | 5/p=3/9 | | 4(1-6y)+9y=2 | | -4x-11+6+21=4 | | 23.05*40= | | 5(w-7)=8w-5 | | 10x-4y=13 | | 58-7x=2 | | 5v=-2+3v | | 2m^2-40m+38=0 | | 17-(4t+9)= | | -3p-7(4p+17)=10+11-17p | | 10-1x=20x+2 | | S/6=12 | | 8(8v-4)= | | 5Y=2.24 | | 34.6*50= | | 0=-14x^2+46x-12 | | f(3x)=-2xsquared+10 | | 7x-(3+2x)+11= | | 10-y=3-6y-12 | | 1(36+x)=-24(18-x) | | 2w-33=-3(w+1) | | 9-3(6x-1)=6 | | 14-6(3x-5)=-4 |

Equations solver categories