If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( y )
6*y+6 = 0
y+1 = 0
7*y+7 = 0
6*y+6 = 0
6*y+6 = 0
6*y+6 = 0 // - 6
6*y = -6 // : 6
y = -6/6
y = -1
y+1 = 0
y+1 = 0
y+1 = 0 // - 1
y = -1
7*y+7 = 0
7*y+7 = 0
7*y+7 = 0 // - 7
7*y = -7 // : 7
y = -7/7
y = -1
y in (-oo:-1) U (-1:+oo)
(7*y)/(7*y+7)+(7*y-17)/(6*y+6) = (6*y+1)/(y+1) // - (6*y+1)/(y+1)
(7*y)/(7*y+7)+(7*y-17)/(6*y+6)-((6*y+1)/(y+1)) = 0
(7*y)/(7*y+7)+(7*y-17)/(6*y+6)+(-1*(6*y+1))/(y+1) = 0
(7*y*(6*y+6)*(y+1))/((7*y+7)*(6*y+6)*(y+1))+((7*y-17)*(7*y+7)*(y+1))/((7*y+7)*(6*y+6)*(y+1))+(-1*(6*y+1)*(7*y+7)*(6*y+6))/((7*y+7)*(6*y+6)*(y+1)) = 0
7*y*(6*y+6)*(y+1)+(7*y-17)*(7*y+7)*(y+1)-1*(6*y+1)*(7*y+7)*(6*y+6) = 0
91*y^3-252*y^3+63*y^2-546*y^2-147*y-336*y-119-42 = 0
-161*y^3-483*y^2-483*y-161 = 0
-161*y^3-483*y^2-483*y-161 = 0
-161*(y^3+3*y^2+3*y+1) = 0
y^3+3*y^2+3*y+1 = 0
{ 1, -1 }
1
y = 1
y^3+3*y^2+3*y+1 = 8
1
-1
y = -1
y^3+3*y^2+3*y+1 = 0
-1
y+1
y^2+2*y+1
y^3+3*y^2+3*y+1
y+1
-y^3-y^2
2*y^2+3*y+1
-2*y^2-2*y
y+1
-y-1
0
y^2+2*y+1 = 0
DELTA = 2^2-(1*1*4)
DELTA = 0
y = -2/(1*2)
y = -1 or y = -1
y in { -1, -1, -1}
-161*(y+1)^3 = 0
(-161*(y+1)^3)/((7*y+7)*(6*y+6)*(y+1)) = 0
(-161*(y+1)^3)/((7*y+7)*(6*y+6)*(y+1)) = 0 // * (7*y+7)*(6*y+6)*(y+1)
-161*(y+1)^3 = 0
y+1 = 0 // - 1
y = -1
y in { -1}
y belongs to the empty set
| (31/5)y=31 | | 5N(N-1)=N+8 | | 12-9x=17-8x | | 31/5y=31 | | |x-5|+2=9 | | |x-5|-2=9 | | u/2-10=-80 | | 3b^2-b-1=0 | | h/2=-70 | | x+7/x+5 | | 4p^2-4p=0 | | -2.3a+16=-5a-38 | | 10x-27=7x+54 | | (14-y)=12 | | 2x+1=3x-8 | | 8(3x-5)=38 | | 3(6-d)=18 | | 1.2x+3.7=2.2-4.5 | | 6h-7=-73 | | -1r=6 | | x^2y^2=2x | | ln(x)+5=0 | | (5)(-10)= | | x-8y=-11 | | 3x+4x+5x=90 | | 333x-54=7 | | 55x+5y=25 | | (13)(0)(-16)= | | 2(7-7x)=2x+4 | | 4p^2+7p-2=0 | | 2(7-7x)=2x-4 | | 114-2x=34x+18 |