Omg guys get this right pls this is a test and this is most of my grade this question

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?