The cost equation for screeners (t-shirt shop)was y=50+7x and the cost equation for teasers (t-shirt shop) was y=78+5x write one equation that will tell you the number of t-shirts when the cost is the same
a model airplane flies 18 feet in 2 seconds. What is the airplane's speed in miles per hour?
tina's preschool has a set of cardboard building blocks, each of which measures 9 inches by 9 inches by 4 inches. how many of these blocks will tina need to build a wall with dimensions of 4 inches in thickness, 3 feet in in height and 12 feet in length?