3(f-4)=9

Simple and best practice solution for 3(f-4)=9 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-4)=9 equation: 


Simplifying
3(f + -4) = 9

Reorder the terms:
3(-4 + f) = 9
(-4 * 3 + f * 3) = 9
(-12 + 3f) = 9

Solving
-12 + 3f = 9

Solving for variable 'f'.

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

Add '12' to each side of the equation.
-12 + 12 + 3f = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 3f = 9 + 12
3f = 9 + 12

Combine like terms: 9 + 12 = 21
3f = 21

Divide each side by '3'.
f = 7

Simplifying
f = 7

See similar equations:

| 30y+1=67 | | 4y-6y+9y= | | -0.3*2.6+2.6y=8.8 | | -10(s+5)=-36 | | 4(-5+6r)-3r=5-4r | | 2g-17=17 | | 27a^2-9ab-6b^2= | | -7n+18+9n=38 | | -(c-6)=-2 | | -3(2x-5)+4x=15 | | 2g-17=-17 | | 4(t+3)=0 | | 4(x-3)=6(3-x) | | 7-3x=7(1-7x) | | 196=7(g-1) | | 6x-1.67+3=7 | | x*3+7=22 | | 140=7(g-1) | | 9h-11=79 | | x*2+2*2=13 | | 280=7(f-7) | | 8(x-2)=28 | | 0=27x-18-10x^2 | | 6(1-2x)=-18-6x | | x*2+y*2=13 | | x^4-3x^3-2x^2+12x=8 | | (x+3)(x+4)=7 | | 35=5(x+4)-8X | | 8x+2=28 | | -6(x+3)=-7x-26 | | 13=-1+2n | | 8m+6=70 |

Equations solver categories