Q: Solve:
Solve -915*c + 37191 - 10717 = 385*c - 9926 for c.

A: 28

Q: Solve:
Solve 49*r - 15*r + 238 = 0 for r.

A: -7

Q: Solve:
Solve -2031 - 268 = 325*j + 301 for j.

A:
-8