If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-4(f=2)=12
We move all terms to the left:
-4(f-(2))=0
We multiply parentheses
-4f+8=0
We move all terms containing f to the left, all other terms to the right
-4f=-8
f=-8/-4
f=+2
| 2e-4+4=5-6-5+8e | | 3(x-1)^2+10=0 | | 11-2x=-2.6 | | (w+3)^2=6 | | 2x+1=1x+5 | | 3z/7+7=-3 | | 13m-5m-2m+2m-7m=13 | | 12+11z=18z-20+4 | | -12x-13=-157 | | 2-6x+3=0 | | (2x+3)^4=0 | | C=38.58+0.50x | | -6x+19=-41 | | 15x-40=160 | | -15x-12=-117 | | -24=u6 | | 6*1=2v | | 6e-5=4e+15 | | F(1/2)=6x-8 | | 4(x+10)=80 | | 8r+13r+-6r=-15 | | 4x+4-10x+15=0 | | 15x-40=100 | | (6c-5)+(-6c)=0+(-5)0+(-5) | | 62=5w-13 | | 17x+140=7x | | 8=7s=6(3-2s) | | -4n-7+15=24 | | 3v+15=54 | | 14x-13=155 | | x+x-(-3)=12 | | 2x+40=1 |