Find the sum of the first 8 terms of the following sequence. Round to the nearest hundredth if necessary.81,−54,36,...

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220