Write a summary statement about decimal that are equivalent to fraction with denominator of 10 or 100

Two lines parallel to a third line are parallel to each other. always sometimes or never

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17