How are these 2 equations equivalent?

3 (a+b)

3a+3b

What is an equivalent expression to 8.5 + (2s + 0.5)

Mary drove 303 miles in 15 gallons of gas at this rate how many miles would she drive using 16 gallons of gas

Ella has 27 apples if Ella uses three apples to make each tart how many Tarts can teller make

How do you simplify the square root of five times the square root of five with an index of three

My cousin was interested in reactions that produce carbon dioxide gas. She wondered if there was some way to predict how much gas a reaction would produce.

The sum of three consecutive integers is 33. Find the numbers. A. 10, 11, 12 B. 12, 13, 14 C. 30, 31, 32 D. 90,91,92

A cement bridge post is 24 inches square and 15 feet 9 inches in length. If the cement weighs 145 pounds per cubic foot, how much does one bridge post weigh? A. 9,280 pounds B. 9,222 pounds C. 9,135 pounds D. 8,700 pounds

How long does it take to travel 300 miles at 15 miles per hour

How do I get 32% of 60

A total of 1482 earthquakes occurred in a 7-day period at the end of April 2016. Work out the average number of earthquakes per day and per hour