At Thanksgiving, Plentiful Pies baked 100 pumpkin and pecan pies combined. The pies were sold in a two-pack with one of each flavor. When the shop closed, Plentiful Pies had 4 pies leftover. How many customers purchased a two-pack of pies at Thanksgiving?

What is the answer to |-2x-5|-|-4+8| and x=7

Write a corresponding real world problem to represent 2x - 125=400

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.