4 1/15 divided by 3.1 PLEASE HELP

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.