What is the explicit rule for this geometric sequence? a1=4; an=13·an−1 an=4(1/3)n−1 an=1/3⋅4n an=1/3⋅4^n−1 an=4(1/3)n

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Agroup of three friends order a combo meal which includes two slices of pizza and a drink each drink is priced at $2.50 the combined total of $31.50 how much is the cost of a slice of pizza

Solve for x. x/5+ 1 = 7 x = 5 5/6 x = 30 x = 35 x = 40