Identify the formula for finding the nth term of an arithmetic sequence, where a(n) is the nth term of an arithmetic sequence, a is the first term, n is the term number and d is the common difference.

a) a(n)=a+(n)(d−1)

b) a(n)=a+(n+1)d

c) a(n)=a+(n−1)d

d) a(n)=a−1+(n−1)d

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]