Solve 5748*r - 2206 = 5864*r + 1738 for r.
Solve this plz.

A: -34

Solve 4585*t + 584*t - 20105 + 753578 = -1100*t for t.
Solve this plz.

A: -117

Solve 20*u = 17*u for u.
Solve this plz.

A:
0