In Lila's classroom there are red chairs, yellow chairs, and blue chairs. There are 5 red chairs.
There are 5 times as many yellow chairs as red chairs, and there are 4 fewer blue chairs than
yellow chairs. How many chairs are there in Lila's classroom?

The graph below shows the price of different numbers of mats at a store: a graph is shown. the values on the x axis are 0, 2, 4, 6, 8, 10. the values on the y axis are 0, 21, 42, 63, 84, and 105. points are shown on ordered pairs 0, 0 and 2, 21 and 4, 42 and 6, 63 and 8, 84. these points are connected by a line. the label on the x axis is number of mats. the title on the y axis is price in dollars. which equation can be used to determine p, the cost of b mats?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

The area of square garden is 300m squared. how long is the diagonal?