Okay so 48 would be in and 1,261 would be out and do the math
Answer:
18a +9
Step-by-step explanation:
9 (2a + 1)
Distribute the 9
9*2a + 9*1
18a +9
Answer:

Step-by-step explanation:
Without loss of generality, let there be 5 star shaped cookies. Following the proportions given, there will be 6 circular cookies. We can set up the following proportion to find out how many triangular cookies there would be:
.
Therefore, for every 5 star shaped cookies there will be 20 triangular cookies.
Simplifying this ratio we have
.