Which expression is equivalent to the given expression?

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

Twelve less than a number is at most 20

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