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 = z/8.2 // - z/8.2
3-(z/8.2) = 0
3-0.12195122*z = 0
3-0.12195122*z = 0 // - 3
-0.12195122*z = -3 // : -0.12195122
z = -3/(-0.12195122)
z = 24.5999999
z = 24.5999999
| 2t=5-8-2 | | 3x^2-27x=f(x) | | 0.5x+4y=8 | | 450/405 | | 18-33= | | 71r/5=-5 | | 1/2*2/3*4/5=4/15 | | -20=-x+2x | | 1.25*(x+1)=(x-1) | | 3p+57= | | 6y+90= | | 45x+2=(3-3) | | 14f-42= | | 78=5y+2 | | 8q(q)-10q+3=0 | | 1/2*2/3*4/5=x | | 1/2*2/3*4/5= | | y=0.25x+0.65 | | Q=2p-3yforp | | 20(20)=x(x+30) | | Q=2p-3y | | 13v-52= | | X^2+11x*10=0 | | 7m+70= | | 2(x-7)=22-4x | | 12j+60= | | 405/450 | | 4b-72= | | 3y-12+8y-4=6 | | 4x^2+6x+2= | | 4/5c-36=16 | | 2t+7=5t-7 |