Q: Solve -78*r - 20*r = -32*r for r.

A: 0
Q: Solve:
Solve -2 + 17 = -3*n for n.

A: -5
Question: What is the solution?

Solve 4062148*o - 4062188*o - 640 = 0 for o.

Answer: -16
Problem: Math Problem
Solve 63*v + 1607 = 1544 for v.

A: -1
Question:
Solve 0 = 197*m + 874 - 680 + 2958 for m..

Answer:
-16
Solve 5*u = -7*u - 12 for u.
Solve this plz.

A:
-1