Q: Solve 300*a + 12440 + 30992 + 19454 = -369*a for a.

A: -94

Q: Solve -6*f = 28*f + 204 for f.

A: -6

Q: Solve -1519 = 987*v + 29078 for v.

A: -31

Q: Solve 93*d + 36 = 87*d for d.

A:
-6