What is 12 less than the product 3 and a number (hurry need to know now

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.

Given the net of the rectangular prism, what is its surface area?