Which of the following is the product (3x - 5) and (3x + 5)?

Which statement about the relative areas of triangle abd and triangle xyz is true

Find the value of x that will make l ll m

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