3(f+2)+9=21

Simple and best practice solution for 3(f+2)+9=21 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 3(f+2)+9=21 equation: 



3(f+2)+9=21

We move all terms to the left:

3(f+2)+9-(21)=0

We add all the numbers together, and all the variables

3(f+2)-12=0

We multiply parentheses

3f+6-12=0

We add all the numbers together, and all the variables

3f-6=0

We move all terms containing f to the left, all other terms to the right

3f=6

f=6/3

f=2

See similar equations:

| F(3)=x2-5x+1 | | 4(2b-6)+11=-37 | | 3b+4=67 | | t-45=23 | | 5*2x=53 | | -6x-1=-92+7x | | X+0.06x=143.10 | | 3.2x-5.8x+6-10.1+x=4.6+9+3x | | 4x+7x;x=2 | | -13+2x=3x-25 | | 3w3-w;w=-3 | | 36+p=13 | | x–13=29 | | 3x-48=x+600 | | (4x)^3/2=512 | | 4(x-2);x=-5 | | 4x+11=5x+8 | | 2-5x+6x=10 | | X-0.60x=224 | | 33x+11+23x+1=180 | | 7p–4=6+3(p+7) | | 25x-5=120° | | -7x+7-3x=-63 | | -4-3p-3p=10-4p | | 2.5=5.x | | 10+3p=p-10 | | x+x+2+x+4+x+6=12-16+x+x | | -8-10p=-10p-1-p | | 4+6p=10+4p+3p | | 2y=2y-1 | | F(x)=2x-5x+1 | | 9.67+2.7h=h+1.17 |

Equations solver categories