If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2f+4=30
We move all terms to the left:
2f+4-(30)=0
We add all the numbers together, and all the variables
2f-26=0
We move all terms containing f to the left, all other terms to the right
2f=26
f=26/2
f=13
| 6x+4+2x-7=3x-15 | | 3y^2=-6y | | -6+5(6-7b)=-151 | | 7g+15=-3g+175 | | 7z-32=-11 | | 1/4(8m-4)=1/5(5m+15) | | -12-6y=78 | | 8x−x^2=12 | | -2/3+1/5w=-3/2 | | 7g+-15=-3g+175 | | 20-7n=73 | | 2(=9x3) | | 6(-3w-6)=12 | | 12-(6s+7)=9-55 | | 544541124152451x=5314561.534613461245631325136263x | | 8x-14=6x+24 | | 7x^2-x^2+2=0 | | 24-x^2=16 | | 6x+10+8x-20=180 | | 8(x-6)+4=-44 | | 2(m-6)=-2(m-10) | | 30÷x=15+0 | | 3x-4=22=5x | | 8m-40=6 | | -2=-3-r | | 90+90+76.5+x=360 | | c=10+0.05 | | (8x=14)+(9x-5) | | 5/4(2x+3/4=) | | -16+8N=-24n-16 | | -1/2c+4=6 | | 741=12d−7d=d= |