Solve 13*x + 28 = 20*x for x.
4
Solve 191*v - 245*v = -108 for v.
2
Solve -684*z = -688*z - 24 for z.
-6
Solve 0 = 12*q + 34 - 142 for q.
9
Solve -25*i = 16*i for i.
0
Solve 4*h = 4*h - 5*h for h.
0
Solve -40 = 14*n - 96 for n.
4
Solve 100*v - 104 = -4 for v.
1
Solve 15*z + 2*z + 17 = 0 for z.
-1
Solve -2*l - 26 = -16 for l.
-5