Solve -1968 + 1982 = -2*s for s.

-7

Solve -79*z + 42 = -86*z for z.

-6

Solve -1 - 29 = 10*d for d.

-3

Solve 8*c - 2173 + 2141 = 0 for c.

4

Solve 172 = -13*d + 120 for d.

-4

Solve -75 = 3*k + 12*k for k.

-5

Solve -d = 10*d - 55 for d.

5

Solve 45 = -13*q + 58 for q.

1

Solve -48*q = -11*q - 37 for q.

1

Solve 0 = -15*v + 10*v + 15 for v.

3