Question:
Solve 14 = -3*d - 4*d for d..

Answer:
-2

Question:
Solve 1403 = -9*o - 124*o - 1257 for o..

Answer:
-20

Question:
Solve -3*h = 7*h - 2*h + 96 for h..

Answer:
-12

Question:
Solve 68995 + 87623 = -13549*p + 33640 - 39610 for p..

Answer:
-12