If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
1/5 = (7*a)/4 // - (7*a)/4
1/5-((7*a)/4) = 0
(-7/4)*a+1/5 = 0
1/5-7/4*a = 0 // - 1/5
-7/4*a = -1/5 // : -7/4
a = -1/5/(-7/4)
a = 4/35
a = 4/35
| 9(2d+5)=3f | | X/36=5/9 | | J/6=28 | | 2h/2-1/4=1/3 | | 4x-1=5x+8-x | | -5/6x=-10 | | 10w+3+-3= | | V-228=716 | | M-2=-12 | | 0-x=9 | | (-z^2-5z+1)+(-4z^2+3z+1)= | | 2(6-x)=20 | | -6v=1.71428571429 | | ABC=DEF | | 3x-14x+1=0 | | 4b=40 | | 24u^2/8u | | 5d+13=32 | | 3.75=3/4(b-3) | | 9y+5=6y+4 | | sinx=-7/23 | | 22-6x+4=3x+30 | | k/5.2+81.9=47.9 | | x^3-12x+24=0 | | 6x-6-2x-2= | | 2x(10x+6)=0 | | 6s=-708 | | x+6+bc=3x-31 | | 6+p-6= | | 2x(10+6)=0 | | v+6v-59=0 | | y=x(34x^4+7x^3) |