If x= 3, what is the value of 9x + 25?
A. 102
B. 252
C. 66
D. 52

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?