You are buying balloons for a party. a small balloon costs $2. a large balloon costs $3. write an algebraic expression for the cost of x small balloons and y large balloons. then find the total cost for 11 small balloons and 5 large balloons.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

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

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.