Solve 3*z = -9*z for z.

0

Solve 0 = -2*r + 66*r - 64 for r.

1

Solve 0 = 31*p - 52*p + 147 for p.

7

Solve 4*x + 3*x = 0 for x.

0

Solve -2*g - 40 = -7*g for g.

8

Solve 0 = 20*q + 975 - 875 for q.

-5

Solve 6*l = 33*l + 81 for l.

-3

Solve 13*a = -466 + 440 for a.

-2

Solve -138 + 123 = -5*w for w.

3

Solve -6*y + 18 - 6 = 0 for y.

2