The expression below shows a number in
expanded form. what is the standard form of
the number? (lesson 3.2)
2 x 10+ 3 *10 +9 * 100 + 7 x 1,000

a 2,397
b 20.397
c 2.397
d 2.0397

what is the following answer?

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

What are the excluded values? m+5/mn+3m