Match the pairs of equivalent expressions.

What are “like terms”? why can we only add like terms?

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?