An executive invests $23,000, some at 8% and the rest at 7% annual interest. if he receives an annual return of $1,800, how much is invested at each rate

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Solve -.016x= -16. need solving this