Select the correct answer.
barbara buys a box of pens for $4. for every additional box she buys, she gets a $1 discount. which expression represents the total cost of the
pens, gas a function of the number of boxes, b?

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by