Which expressions are equivilant to 3x+3 (x+y)

My four factors add up to 48, and i am between the numbers 30 and 40. what number am i?

The length of a rectangle is 5 inches more than the width the area is 33 square inches find the length and width

What's the common denominator for 3/8 and 3/10?

You want to purchase a new car in 5 years and you anticipate the cost of the car to be $55,000. You are given an investment plan with a fixed APR of 6.2%, assuming that you make regular monthly deposits.

Find a ratio equal to the ratio given. 90 : 18 a. 10 : 2 b. 2 : 10 c. 10 : 14 d. 80 : 2

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.