If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f in (-oo:+oo)
((7/4)/5)*f-(5/6) = (7/30)*f // - (7/30)*f
((7/4)/5)*f-((7/30)*f)-(5/6) = 0
((7/4)/5)*f+(-7/30)*f-5/6 = 0
7/60*f-5/6 = 0 // + 5/6
7/60*f = 5/6 // : 7/60
f = 5/6/7/60
f = 50/7
f = 50/7
| 0=-16t^2+31t+2 | | 5(3+4x)=35 | | 4*(x+2)= | | 3x+5y=16fory | | d/3-81 | | p(x)=x^3+2x^2-12x+1 | | 13.877=-4.9t^2+68t | | 12x+16y=80 | | 4x+7*5=51 | | -w+21w^2-104=0 | | 6/a=3/1 | | -w+21wx-104=0 | | 3*2+4(9+1)= | | 5/8x=30 | | -15+4/5p=9 | | 4.25/20.6 | | (-15p-1)+24+2(5+5p)=0 | | -w+21w-104=0 | | 3x+6y=18forx | | 4/9x=-14 | | x-3/5a=2c/3 | | 3/n=-15 | | 5x+3y=48xy-56y | | (-3)+(-5)= | | m+6.47+.7m=-3.8 | | x^2+31x-102=0 | | 3/z-6=15 | | x+(x+10)=144 | | 14(V+2)-2V=3(4v+3)-12 | | 5y^2+5y^3=15y^2 | | 3.5-2.75= | | 12x-28y=84 |