Solve 134*r - 139*r - 5 = 0 for r.
-1
Solve -17*l = -4*l - 13 for l.
1
Solve -30*d + 242 = 92 for d.
5
Solve 9*p - 9 = 9 for p.
2
Solve -21*z + 7 - 49 = 0 for z.
-2
Solve -31*r - 28*r = -16*r for r.
0
Solve 57*n + 225 = -60 for n.
-5
Solve -5*l = -31 + 26 for l.
1
Solve -17*i - 84 = -16 for i.
-4
Solve 13*d + 41 - 93 = 0 for d.
4