Whats an expression that is equivalent to three over four (5z+ 16).

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

Given that abcd is a rhombus, what is the value of x?

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