A jar contains n nickels and d dimes. There are 30 coins in the jar, and the total value of the coins is $2.20. How many nickels and how many dimes are in the jar?

Are is baking mini loaves of bread how many mini loaves of bread can he make with 10 cups of flour

Simplify the expression 8 - 2x + 12x - 3. Show that your answer is true for x=2

Evaluate the following function for f (4). f (x) = 5 + √x Write your answer as an integer, like this: 12

Should the gas mileage of different cars be represented on a graph as one-dimensional, two dimensional, or three-dimensional? three-dimensional one-dimensional two-dimensional

What is 18.857 rounded to the nearest hundredth

You have 90 minutes to complete atleast 18 chemistry and math problems. It takes 5 minutes to complet a chemistry problem and 4 minutes for each math problem. Which is a possible solution to this equation?

There are 105 calories in a glass and a half of lemonade. how many calories are in 2 1/2 glasses

Factor 4x2-100 completely

Square with side length of 2.8 meters

Write the rule for the relationship between x and y: x: 5 |7 |9 |11 |13 y: 14 |16 |18 |20 |22