What is the missing number from the equation 63-20=20+

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

Finding tbe values of the variables in each kite