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)
Z/8 = 3.7 // - 3.7
Z/8-3.7 = 0
1/8*Z-3.7 = 0 // + 3.7
1/8*Z = 3.7 // : 1/8
Z = 3.7/1/8
Z = 29.6
Z = 29.6
| 36=-4x-8 | | x^2-9-27=0 | | (4x^2-28)=(3x^2-3x) | | x/-144 | | x+3+x+8+x=55 | | -7+10=m-4 | | 2k-1/3=k-4/12 | | 0.12(y-9)+0.06y=0.08y-0.03(50) | | 7/12x-10 | | X^2-625+-50x=0 | | -2(15z-5)=4(4z+1) | | C/14=-4 | | 3/4p-2=3/8 | | 6x=x+11.5 | | 3/4-2=3/8 | | 6w^4-8w^3-14w^2= | | -x/8 | | 0.75n=18 | | 6.8+-10-3.2t=3t-1 | | -r/8 | | 64=16t^2+48l+4 | | X^2+625+-50x=0 | | (7x^2-3x+13)+(9x^2+9x-67)= | | S/3=2.8 | | -7s=49 | | M=1.2+-0.6(0) | | 4m^4+44m^2+72=0 | | x-1/6=7/16 | | q=4q-8+11 | | 8t^3-2t=0 | | 7y-2=23 | | 8(c+4)(c+4)= |