Which expression is equivalent to 5y+2y+6x+2y-x

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

Which zero pair could be added to the function f(x) = x2 + 12x + 6 so that the function can be written in vertex form? o 3, -3o 6,629,-936, 36

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2