Simplify. 7.8 + 3.9 asap

A car dealer offers a 10% discount off the list price x for any car on the lot. At the same time, the manufacturer offers a $2,000 for each purchase of a car A. Write a function f (x) to represent the price after the discount. b.

The men's record for javelin throw is 323 ft and 1 in. How many meters do you have to throw to break the record?

You have a 4-card deck containing a king, a queen, a jack, and a 10. You pick a card, keep it, and then pick another card. What is the probability that you pick exactly 1 face card? (face cards are jacks, queens, and kings)

Higher Order Thinking Mrs. Dryson divided her collection of 52 glass bears into equal groups. She had 1 bear left over. How many groups did Mrs. Dryson make? How many bears are in each group?

The Freeman family bought a new apartment five years ago for $80,000. The house is now worth $199,200. Assuming a steady rate of growth, what was the yearly rate of appreciation?

Find the cube root of 9,261

Law of Sines: sin (A) / a = sin (B) / b = sin (C) / c Triangle ABC has measures a = 2, b = 2, and m∠A = 30°. What is the measure of angle B? A. 15° B. 30° C. 45° D. 60°

Round 9947 to the nearest hundred

In △DEF, d = 20, e = 25, and f = 30. Find m∠F to the nearest degree.

so far this week emma has read more then 3 times as much as he read last week. he read 360 pages this week how many pages could he have read last week