Find the slope of every line that is parallel to the graph of the equation x-2y=-7

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog