the annual average income y of an american man over 25 with an associates degree is approximated by the linear equation y=1264.4x+41959.6 where x is the number of years after 2000. What is the y intercept and what does it represent?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?