SOLUTION: Elisha drives 20 miles per hour slower than Casandra. They started at the same spot, and drove in opposite directions. After 4.6hours, they were 386.4miles apart. Find each car’s

Algebra ->  Distributive-associative-commutative-properties -> SOLUTION: Elisha drives 20 miles per hour slower than Casandra. They started at the same spot, and drove in opposite directions. After 4.6hours, they were 386.4miles apart. Find each car’s      Log On


   

Question 1133075: Elisha drives 20 miles per hour slower than Casandra. They started at the same spot, and drove in opposite directions. After 4.6hours, they were 386.4miles apart. Find each car’s speed.
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.
The basic equation is


    4.6*(E + (E+20)) = 386.4     miles,


where E is the Elisha' speed.


Solve for E; then evaluate E+20 as the Cassandra' speed.

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