Gina wants one kind of yogurt and one kind of topping . she can choose lemon, lime, or vanilla yogurt. for the topping , she can choose berries , granalo, nuts. or peaches . explain how gina can find the number of possible combinations .

She should multiple the toppings and kinds of yogurt and the answer would be 12 because there are three yogurts and four toppings

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,