Tthe grocery store, lily spent $m$ dollars on milk, twice that amount on fruit, and $6$ dollars less than $3$ times the amount spent on milk for bread. if she entered the store with $\$80$, how much money did she have when she left? write your answer in terms of $m$.

The cost varies directly with the number of tickets purchased. it costs $145 for 10 people to attend a concert. a. what is the constant of proportionality (k)? b. write the direct variation equation. c. home much does it cost for 8 people? d. graph this situation. be sure to label each axis and give the graph a title.