What is the product ? Sorry picture isn’t good

Find the area of the triangle shown 3 by 6

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

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