Mateo ate 3/8 of a pizza, which was a total of 510 calories of food. which equation can be used to determine the total number of calories in the entire pizza?

Solve the system of equations. y= 2x y= x^2 - 15

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Which term best describes the association between variables a and b