Using cross multiplication, which of the following is the solution to 7/3x = 2/(x+5)?

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

For each proportion find the unknown number x 1/5/8=×/15

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.