Write down the solution for this math problem: Solve 85*k = 78*k + 14 for k.
answer: 2

Write down the solution for this math problem: Solve -128 = -37*u + 57 for u.
answer: 5

Write down the solution for this math problem: Solve 0 = 233*t - 445 - 1186 for t.
answer: 7

Write down the solution for this math problem: Solve 3*b = -8 - 7 for b.
answer:
-5