If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z in (-oo:+oo)
(-3/8)*z = -1/5 // + -1/5
(-3/8)*z-(-1/5) = 0
(-3/8)*z+1/5 = 0
1/5-3/8*z = 0 // - 1/5
-3/8*z = -1/5 // : -3/8
z = -1/5/(-3/8)
z = 8/15
z = 8/15
| (w^2)-11w+30=0 | | 0.17x+0.07(50000-x)=5000 | | x+x+2x+2x+3-1+7+3=360 | | 0.17x+0.07(50000-x)=9000 | | 1/3-9 | | 2x83/4 | | 2x+7+2x=27 | | 4(3x-5)=3(-x) | | 7x+7+2x=27 | | x+x+2x+50+30=360 | | 8x+8=3+38 | | 8n=5m+12 | | 2x^2-27=81 | | 37=10+13+c | | 36=12h | | x/6+3x/4=11 | | (m+3)x^2-3mx+2m=0 | | 5n+9=3(m-5)+7 | | -1/10=x-3/4 | | 6/5=8/2x+4 | | x^2+7x=5x+15 | | a3/a6 | | 12x-40=6x+3 | | cy-ay-cz+az= | | 9y+2(y-5)=5(p+3) | | y=x^2-2.5x-4 | | x=50+33 | | (2/9)t=5/6 | | (31/2)n=28 | | 6x=5/8 | | u^2+3u-34=0 | | (2/3)d=5/8 |