The two figures at the right are similar. a. student uses the proportion BC/CJ = GH/FN to find FN a. What mistake did the student make?
b. What proportion should the student have used instead?

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

What is the value of x in the diagram below?

Use the distributive law to multiply. 3(4x + 5y + 6)