Lisa made 2 identical necklaces, each having beads and a pendant. the total cost of the beads and pendants for both necklaces was $15.40 . if the beads cost $3.80 for each necklace, how much did each pendant cost?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.