Can someone tell me what the answer is to this

(4x+8) + (7x+3)

Which of the following is a list of unlike terms, or terms that cannot be combined? a. x, 1/2x, 6x b. - 2 2/5, 1, 12 C. - 3t, 2.5, 4x

Jerry's recipe calls for 8 carrots for every 5 servings. how many carrots are needed for 15 servings?

Which rate had the same unit rate as 300 words in 4 minutes? Circle all correct answers A. 120 words in 1 minute B. 450 words in 6 minutes C. 200 words in 2 minutes D. 600 words in 5 minutes

Theories can become laws and laws can become theories. True False P

Benny went to his local zoo that featured 35 bear exhibits. If these bear exhibits make up 74.47% of the zoos exhibits, then how many exhibit's Does the zoo have in total? Round your answer to the nearest whole number if necessary

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.