What is 7+3x=5x+13 I'm really confused

2/5 of the money raised at a charity event is given to the local hospital. The hospital spends 3/4 of the money raised any of their money on a new X-ray machine. What fraction of the total money raised by the charity was spent on the X-ray machine?

The joint of meant needs to be cooked for 30 minutes per 500g plus an extra 20 minutes how long will it take to cook a joint of meat weighing 2.5kilograms

2,826 rounded to the nearest hundred

Solve for t: d = rt t = dr t = r/d t = d/r t = d + r

Katy goes to the Fun Golf Arcade with her friends. They play golf, have lunch, and then play some video games. A round of golf is $6.20. Lunch is $5.60. Video games are 0.50 each. If Katy wants to spend no more than $20.

A rectangular park, with dimensions of 1500ft x 2000ft has a diagonal walking path that goes from corner to corner. How long is the walking path? 250 ft 2500 ft 3500 ft 5000 ft

Jennifer is saving money to buy a bike. The bike costs $245. She has $119 saved, and each week she adds $18 to her savings. How long will it take her to save enough money to buy the bike? It will take her (blank) weeks to save for the bike.

Jerry is saving money for a job. After the first 3 weeks he saved $135. Assuming the situation is proportional. Use the unit Rae to write an equation rearing the amount saved s to the number of weeks w worked.

If a yarn is 4/5 long and the other yarn is 2/4 long. What is the equilivent fraction. Also try you best.

A restaurant owner has found that 80% of her customers return to the restaurant within two weeks. She wants to create a tool that will simulate the habits of her customers and allow her to predict the probability that three of the next four