Answer:
2s = 16
Step-by-step explanation:
In the choir, there are 16 altos and s sopranos.
Let the number of altos be a.
=> a = 16
There are twice as many sopranos as altos.This means that:
a = 2s
Since the number of altos, a, is 16, the equation that represents this situation is:
2s = 16
