Answer:
Explanation:
First we know that Yunika spend 2.99$ in two applications then you have to multiply by two.
Now if we know that the total of applications is represented as
and we already buy to of them then only remain
applications and each one of them cost 1.99$, then for get the total of amount spent in this applications you have to multiply the applications by it's price per unit.
Finally for get how much Yunika spent you have two sum both expressions and get the result: