Why is using distrubuitive property necessary rather than just simplifying using the order of operations

Evaluate the expression for x = 5 and y = 3.

The school bought 130.5 pounds of peanuts to sell at the carnival. There were 0.375 pounds left over. How many pounds of peanuts were sold?

Describe the angle formed by the hands of a clock at 3:00 in the term of degrees and radians ... ?

A credit card company wants to test the hypothesis that its account holders spend an average of $100 per month at gasoline stations. They take a sample of 1000 accounts and find an average spend of $115 with a standard deviation of $41.

Jack's age is three years more than twice the age of his younger brother, Jimmy. If the sum of their ages is at most 18, find the greatest age Jimmy could be.

Hannah reads at a constant rate of 3 pages every 8 minutes. Write an equation that shows the relationship between p, the number of pages she reads, and m, the number of minutes she spends reading.

The (blank) is calculated by putting the data in order and selecting the middle value.

How many different breakfasts can you have at the local diner if you can select 3 different egg dishes (scrambled, fried, poached), 4 choices of meat (steak, ham, bacon, sausage), 5 breads (white, wheat, rye, muffin, bagel), 6 juices (tomato, grape,

Burnwood Tech plans to issue some $50 par preferred stock with a 8% dividend. A similar stock is selling on the market for $65. Burnwood must pay flotation costs of 6% of the issue price.

Round 11.507 to the place of the zero