Write down the solution for this math problem: Solve -78 = -47*q - 308 - 99 for q.
answer: -7

Write down the solution for this math problem: Solve 2450*t - 1370*t = 1307*t - 417 + 11767 for t.
answer: -50

Write down the solution for this math problem: Solve 11*v + 16*v = 13*v + 140 for v.
answer: 10

Write down the solution for this math problem: Solve 445*x = 384*x + 305 for x.
answer:
5