Sonji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.100 +0.05n=5.25, where d represents
the number of dimes and n represents the number of nickels. if sonji has 21 dimes, how many nickels does she have?
35
42
63
105

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?