Given the function f(x) = x2 and k = –3, which of the following represents a vertical shift?

In what form is the following linear equation written y=9x+2

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?