Gabriella's morning exercise routine includes both jogging and power yoga. On average, she burns about $450$ calories per hour while doing power yoga and about $660$ calories per hour while jogging. Gabriella wants to burn a total of $675$ calories during her $75$ minute workout this morning. Which of the following systems could be used to find the number of minutes that she should spend jogging, $j$, and the number of minutes that she should spend doing power yoga, $p$, in order to meet this goal? [[☃ radio 1]]