The johnson twins were born twelve years after their older sister. this year, the product of the three siblings' ages is exactly 618 more than the sum of their ages. how old are the twins?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Which expression is equivalent to 64 - 9x^2?