Jessica bought a box of 15 valentines for $2.59 she mailed them all out using a $0.33 stamp on each. how much did this cost Jessica show your work

Martin is considering the expressions 1/2 (7x + 48) and - [1/2x - 3] + 4 (x + 5). He wants to know if one expression is greater than the other for all values of x. Write a new expression that always has a greater value than both of these expressions.

In a school with only sixth and seventh graders, 2/5 of the 200 students are seventh graders. Describe one way to determine how many students in the school are sixth graders.

Arrange these numbers from least to greatest 5/6, 7/9, 3/5

Alberto puts 3 kinds of fish in his fish tank: zebra danios, fancy guppies, and cat fish. Half of Alberto's fish are zebra danios. He has 2 times as many catfish as he has fancy guppies.

Solve the system of equations using substitution. y = - 2x + 1 4x + 2y = - 1 A. (0, - 3) B. (-3, 0) C. No solution D. Infinitely many solutions

How r factors related to prime number

A chicken recipe calls for 1/4 T of paprika for each 1/2 T of garlic powder. If you use 3/4 T of paprika, how much garlic?

How are all Quadrilaterals alike and how are they different?

Canada has a population that is about 1/10 as the United States. if canada population is about 32 million, about how many people live in theUnited States

Determine if the scenario is independent or dependent: "Assigning players positions on a sports team (in a way that everyone gets a position and no one can have more than one)"