Elimination method - -4x = 4y
4x - 8y = 12

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

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?