Write down the solution for this math problem: Solve 50*i + 53*i + 37*i + 38420 = -312*i for i.
answer: -85

Write down the solution for this math problem: Solve 0 = -47*h - 1639 - 3531 for h.
answer: -110

Write down the solution for this math problem: Solve 126 - 1746 = 135*a for a.
answer: -12

Write down the solution for this math problem: Solve -12*j = -20 + 92 for j.
answer:
-6