Find the indicated quantity, assuming u = 7i + j, v = i − 3j, and w = 3i + 5j. (u + v) · (u − v)

The local farm is advertising a special on fresh picked peaches. the farm charges $4.25 to pick your own peck of peaches and $3.50 for each additional peck you pick. write an equation for the total cost of peaches in terms of the number of pecks. deine your variables. how much does it cost to pick 3 pecks of peaches?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?