Here are two equations.

k = a+b

a+b+k=30

What is the value of k?

Aiden wants to find the mass of a bowling ball what unit of measurement would he use

What is the least common multiple of 40 and 20

A car rents for $200 per week plus $0.25 per mile. find the rental cost for a two-week trip of 500 miles for a group of three people. Their rental cost is $. (Round to the nearest dollar.)

Twice a number increased by 3 is 45. What is the number?

The least common multiple of two numbers is 60 and one of the numbers is seven less than the other number what are the numbers

H (x) = 5^3-x even or odd

X^2-x+y-a^2=y-x+4a+4. Solve for x

Ky wants to buy three shirts, which were originally priced $49.96 each. The store will discount the price of the third shirt and then apply a 7.1% tax to the total cost of all three shirts.

Find the product of 20*9*5. Tell which property you used Tell property do you use

Sara likes to collect stamps. She has 68 boxes of stamps with 46 stamps in each box. She decides to share the stamps with her 3 older brothers. After sharing the stamps equally with her brothers, how many stamps does each person have now?