Sam bought 7 new baseball trading cards to add to his collection. the next day his dog ate half of his collection. there are now only 26 cards left. how many cards did sam start with?

Jackson drew 4 hearts and 29 circles. what is the ratio of circles to all shapes?

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?