If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
(3*y-28)/7 = y/3 // - y/3
(3*y-28)/7-(y/3) = 0
(3*y-28)/7-y/3 = 0
(3*(3*y-28))/(3*7)+(7*(-y))/(3*7) = 0
3*(3*y-28)+7*(-y) = 0
2*y-84 = 0
(2*y-84)/(3*7) = 0
(2*y-84)/(3*7) = 0 // * 3*7
2*y-84 = 0
2*y-84 = 0 // + 84
2*y = 84 // : 2
y = 84/2
y = 42
y = 42
| 15.6t-2(9.3t+15.2)=3.7t+2.9t+4.16t | | 15.6t-2(9.3t+15.2)=3.7t+2.9t+4.6t | | 7x+(10)=3 | | (x-28)/7=y/3 | | -5(5x+3)=45 | | 30(c+4)=900 | | 21=x-87+2x | | -19.82+18.5b=-9(-3b-12.72) | | X+0.16X=9600 | | 9(x-3)+3=-15 | | (10+5)*(30+6)=15+36 | | -6x-7x+4=5 | | 21(n+22)=945 | | N-1-3=-1 | | 2m+4n=12 | | 7(7r+19)=7-14r | | 12x+3=-10 | | -8x+4x+6x=-6 | | -12x+2y=-14 | | 3(7h-15)=9+18h | | -7(7-3x)=-175 | | 16x+8=-3 | | q/8-5=9 | | -17w+7(17w+12)=18w | | 5x+2-6x=-11 | | 702/u=27 | | 18.94+15.8g=-3(-18.8g+11.28) | | a-42=-4a-7 | | 5(8+2x)=-30 | | -2x+4-2x=-12 | | 18.94-15.8g=-3(-18.8g+11.28) | | 5+5d=80 |