Sally and marta had the same number of post cards. after sally sold 18 of her postcards, martam had 4 time as many post cards as sally how many postcards did each girl have to begin with ?

Question 6 (10 points) ✓ saved what is the center of a circle described by the equation x2 + y2 +10y = -16? . (0,-5) (0,5) (-5,0) (5,0)

Which of those sequences is a geometric sequence

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?