Simplify:

5 (y + 1) + 5 (y - 1)

A. 5y

B. 10y

C. 5y + 5

D. 10y + 10

Donald earns 4.5% commission all his sales. If the sale of a dryer earns him a $24 commission, find the sales price of the dryer, correct to the nearest dollar.

A lake has seven more ducks than fish. they are 8 fish. how many ducks are there?

20x+40=100 solve for x x=

Which is bigger? 5/6 or 5/8

Juan deposited $200 in a savings account earning 3% interest over 2 years. What was the total amount of interest earned at the end of 2 years? A. $240 B. $24 C. $120 D. $12

Wendy's sells frosties in to sizes. A regular Frosty contains 350mL of ice cream and a large has 2/5 more. How much does a large frosty contain?

In 6-9 give the first six terms of the sequence defined by the recursive formula. the formula is given for integers n >?

What is 13% of 25.3?

An owner of a company spends $25 on office supplies. The owner is left with $20. Write an equation to find how much money he originally had.

Explain how knowing squares can make Pythagorean Theorem problems easier.