Determine whether each sequence appears to be an arithmetic sequence. If so, find the common difference and the next three terms
in the sequence.

1) 3,9,26,81 ...

2) 5,6.5,8,9.5...

In the diagram of circle a what is m

What expression is equivalent to 42x-56y

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.