69 is % more than 60​

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2