What is the product of the polynomials below?

(7x+7) (x+2)

A. 7x + 21x+14

B. 7² + 21x+28

C. 72 + 9x+7

D. 7x + 9x + 14

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Haj mixes gallon of water with every 1 cup of a laundry powder. How many gallons of water does he mix with 7 cups of laundry powder? between 3 and 4 gallons between 4 and 5 gallons between 5 and 6 gallons between 6 and 7 gallons

What is 4 to the 7th power?

Which choice is equivalent to the expression below? -81

What is the answer for (16+13x) 10?

A rectangle has an area of 30 square meters and a perimeter of 34 meters what are the dimensions of the rectangle

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.