There are 108 major sources of pollen in the US. These pollen sources are catagorized as grasses, weeds, and trees. If the number of weeds is 7 less than twice the number of grasses, and the number of trees is 3 more than twice the number of grasses, find the number of grasses, weeds, and trees that are major pollen sources.

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches