Solve using substitution: A jar contains x nickels and y dimes. There are a total of 300 coins in the jar. The value of the coins is $23.75. How many nickels and how many dimes are in the jar? Put answer in coordinate form.

the admission fee at an amusement park is $20 for children and $35 for adults. on a certain day 247 people entered the park, and the admission fees collected totaled $6965. how many children and how many adults were admitted

What is the solution to this system of linear equations? x + y = 4 x - y = 6 A: (4, 6) B: (6, 4) C: (5, - 1) D: (-1, 5)

Find the area for a circle with a diameter of 7ft. A. 28.5 ft2 B. 29.2 ft2 C. 38.5 ft2 D. 40.0 ft2

The median range and mode of 369746707

Darius wants to purchase his favorite salad dressing. The salad dressing comes in two different size bottles. The 16 ounce bottle is on sale for $3.36. The 10 ounce bottle is priced at $2.30.

In the first session 40 student attended. Of these 40 students 60% were girls. How many girls attended the first session of swimming lessons?

About 70% of Earth's surface is covered by water. If the diameter of earth is about 12,750km, find the area not covered by water to the nearest 100,000km^2.

864 area length is 2/3 of width, what is length?

What is the next letter a z b y c x d

One cantaloupe cost $2 how many cantaloupes can you buy for $6