write the explicit formula for the arithmetic sequence.

2, -2, -6, -10, -

a) an = 5 - 3n

b) an = 6 - 4n

c) an = 8 - 6n

d) an = 10 - 8n

30 points and i will give brainliest the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?