Select all that apply.

To solve an equation with a variable, which of the follow are done?

Inverse operations are used

Addition is always used

The variable needs to be isolated

The value of the variable should be guessed first

Sneakers that cost $48.99 go on sale for 25% off. a. What percent of the original price is the sale price? b. What is the sale price? Round to the nearest cent.

Whats a+mc (64800) + 208x24070+b equal?

Enter the value of the exponential expression 5°

Prime factorization of 42

Music store has 125 cd's. 64% are on sale, the rest are at full price. how many cd's are selling at full price?

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.