F(n)=20-2xf(n-1)

Simple and best practice solution for F(n)=20-2xf(n-1) 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 F(n)=20-2xf(n-1) equation: 


Simplifying
F(n) = 20 + -2xf(n + -1)

Multiply F * n
nF = 20 + -2xf(n + -1)

Reorder the terms:
nF = 20 + -2fx(-1 + n)
nF = 20 + (-1 * -2fx + n * -2fx)

Reorder the terms:
nF = 20 + (-2fnx + 2fx)
nF = 20 + (-2fnx + 2fx)

Solving
nF = 20 + -2fnx + 2fx

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '2fnx' to each side of the equation.
2fnx + nF = 20 + -2fnx + 2fnx + 2fx

Combine like terms: -2fnx + 2fnx = 0
2fnx + nF = 20 + 0 + 2fx
2fnx + nF = 20 + 2fx

Reorder the terms:
-20 + 2fnx + -2fx + nF = 20 + 2fx + -20 + -2fx

Reorder the terms:
-20 + 2fnx + -2fx + nF = 20 + -20 + 2fx + -2fx

Combine like terms: 20 + -20 = 0
-20 + 2fnx + -2fx + nF = 0 + 2fx + -2fx
-20 + 2fnx + -2fx + nF = 2fx + -2fx

Combine like terms: 2fx + -2fx = 0
-20 + 2fnx + -2fx + nF = 0

The solution to this equation could not be determined.

See similar equations:

| 7x+2=15x+8 | | 60+5x=15 | | -2x-10=2x+8 | | 8y-3=25+2y | | 9XN=108 | | (4xy)(x+y)= | | -3(4z+7)=15 | | x+11=4x-11 | | 12x+3=5x-7 | | F(n)=2xf(n-1)+1 | | -4+6=2 | | -27=-3p+155-3p | | x+13=2(2x-21) | | 2secx=4 | | 119x=24+8x | | 68+2x=7x | | x+15=2(2x-27) | | 3(4z+7)=15 | | 10x^2+2.5x+5=-1 | | (2m-4m)+(3n+5n)= | | a+90+32=180 | | -3x-8=4-6x | | 4x-6=-2(x+6) | | 96=4(2x-6) | | a+(2-1)b-1=4 | | -8=y+y+y+y | | x+x+1.2x=14 | | 50x=50-80(1-x) | | 4(x-5)+2=6 | | X(4X+12)=75 | | 15x+6y=13 | | 5n^2-7=0 |

Equations solver categories