What is a correct first step in solving 5-2x< 8x-3

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )