Combine like terms. 7x+3x^2+4-4x-8

Add the following numbers together: 80, 85, 90, 65, 80, 60

2.53 * 3.1 is between

Kodi makes decorate custom cupcakes. She sells one dozen for $15.99. Shelley sell cupcakes for $14.99 more than the number of dozens of cupcakes.

If your family just bought an above ground hot tub. the hot tub has a radius of 4 feet and is enclosed in a square of Wood paneling. what is the perimeter of the square paneling

Can u guys answer these last 4 questions for me w / work shown and also label the ones u guys did so I won't get them mixed up 1.) yx divided by 2 use x=7 and y=2 2.) m-n divided by 4 use m=5 and n=8 3.) x-y+6 Use x=6 and y=1 4.

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.