Shayla states that r2+5r+3r is an equivalent expression to 9r. Why is Shayla's statement incorrect? Explain

Expand the following using the Binomial Theorem and Pascal's triangle. Show your work. (x + 2) 6

What is the answer to this problem 2 7 (6x2) ?

The equation of a line is y = - 3x. To which equation is the line parallel to? A. Y = 1 third x minus 4 B. Y = 3x + 10 C. Y = - 10 - 3x D. Y = - 3

The gap is selling shirts for 30% off the original price. The shirts are on sale for $22.40. What was the original price of the shirt?

A 13.5 gallon gasoline tank is 4/5 full how many gallons will it take to fill the tank

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.