What is the sum of the polynomials?

(7x3 – 4x2) + (2x3 – 4x2)

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.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48