If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3(f+15)=66
We move all terms to the left:
3(f+15)-(66)=0
We multiply parentheses
3f+45-66=0
We add all the numbers together, and all the variables
3f-21=0
We move all terms containing f to the left, all other terms to the right
3f=21
f=21/3
f=7
| v2+5v–24=0 | | (3x+8)=(16) | | (3x+6)=(16) | | 54=9(h−91) | | (8.4x10^8)=(2x10^4) | | 6(m+14)=96 | | w/3-7=-7 | | x+0.111x=3.84*10^8 | | 1/12a-2/3=2/3a+5/3 | | 4v−9=7 | | x/5(x-2)+3x=8(x+1)-3 | | 4=8x-31 | | X=(x-3)=2(x-8)+2x+4 | | 8x=x-9•x | | Y=8x-31 | | 13=4v−3 | | -12.6x-4.9x=39 | | 2n−12=4 | | x/0.03=5 | | y/4− 2=1 | | 4/7x+5/18x=39 | | 7x+5=3x-13+2x* | | -5x^2+7x=-9−5x2+7x=−9 | | 6(6x-4)+4(19-5x)-5(3x+3)=-7 | | 11−2x=3 | | 12x-4=x-1 | | 12-f=18 | | (3n-13)-(4n+5)=0 | | 4=-15/z | | 10-3xx=6 | | 3n-13-4n+5=0 | | h-3/4=3 |