Which of the following is the mathematical representation of boyle's law?

a. p1v1 = v2/t2

b. v1/t1 = v2/t2

c. p1v1 = p2v2

d. p1/t1 = p2/t2

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown.which dog sitting service is more economic to use if you need 5 hours of service? explain.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.