Determine if the equation 1/3x=y represents a proportional relationship

What is the perimeter of square abcd? units units 28 units 37 units

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

What is the factor form of x^2-9x+14