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/4 = z/7+6 // - z/7+6
z/4-(z/7)-6 = 0
3/28*z-6 = 0 // + 6
3/28*z = 6 // : 3/28
z = 6/3/28
z = 56
z = 56
| 489=r/19+472 | | 30m= | | 1/4-2/5=x/20 | | 4y-6x=-30 | | 3x+2.2(25-x)=60 | | -6=3(n-1) | | 3c-19=-2(c+2) | | k/3-k=8 | | 46x^2-108x+34=0 | | A/1.7=8.2 | | 3-65+8m=-6 | | 4(2y-4)+2=5y+1 | | 1/12(900+j)=87.5 | | 3/4z+1/2=-5/2 | | -5m=-10/9 | | 6+50.45m=57.95m | | 21=3(4x-5) | | 4(2y-4)+2=(c+2) | | 5k=1/4 | | 337=c/21-(-320) | | (6.2x10^14)/(2x10^4) | | 1/12(900+j)=87.50 | | |2x-4|+4=12 | | uw+uq=x | | 180-(33+9x)=y | | -5/9z=-1/2 | | 3(n+6)=5(n+3) | | -3.5(-4-9a)=30+43.5a | | 8+49m=71 | | -20=5/17x | | -3w-17+14w=-5 | | 8-r/s=t |