If 21: r= 0.7C-0.5 and 22: F=9/5C+32C, C=5/9F-160/9 (referring to 21 and 22), let F be the temperature measured in F degrees instead of C. What is the chirp rate as a function of F?

Matilda and kathryn went on different road trips over spring break.the equation below represents the number of miles matilda drove in x hours.y = 60xthe table below shows the number of miles kathryn drove in x hours.time(in hours)distance(in miles)114228342456who drove at a greater speed? a. matilda drove at a greater speed.b. matilda and kathryn drove at the same speed.c. kathryn drove at a greater speed.d.there is not enough information to determine their speeds

Linet passes through (4.5) and is perpendicular to the line shown on the condirate grid.what is the equation of line t in standard form?

Which graph represents the equation y =4x