Two cars pass on a straight highway while traveling in opposite directions. one car is traveling 6 miles per hour faster than the other car. after 1.5 hours the two cars are 159 miles apart. find the speed of each car.

The second car is going 153mph

This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.