Add. (2x^4+x^3−4x^2+3)+(4x^4−2x^3−x^2+10 x+2)

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents