If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
x/5 = 3/10 // - 3/10
x/5-(3/10) = 0
x/5-3/10 = 0
1/5*x-3/10 = 0 // + 3/10
1/5*x = 3/10 // : 1/5
x = 3/10/1/5
x = 3/2
x = 3/2
| C=-(8a+3)-4a | | F(x)=8d^2-6d-5 | | 11x^2-240x-44=0 | | 12x+12y=12 | | 9-3x=3(x+1) | | -2(x-10)-8=12-4 | | 2x+5=27+4 | | 7x+8y=27 | | B=6-2t-(4t-8) | | 5(x-3)(x+8)=8 | | 4s+25=77 | | y=-0.19*1/2 | | ((x*x*x*x*x*x*x*x)-256)=0 | | y=[(-4/21)]1/2 | | 12x*3=60 | | (10p-40)/(4-p) | | 7z-6=8 | | 7+3x-2=7 | | 4b+5=2b+6 | | 21z+5=28z+2 | | ((x*x*x*x*x*x)-64)=0 | | 3=z/7.8 | | 8-4x=-2x+2 | | ((x*x*x*x*x)-32)=0 | | -5(x+1)=-5-5x | | 12v^2+6v-8=-4 | | 4a-2whena=6 | | (x-2)180=3240 | | (x-2)180=2160 | | 5x-3y=58 | | 9=-3e+6 | | -39=3x+3 |