Answer:
<h2>28 lollipops.</h2>
Step-by-step explanation:
Let's say that is the total number of lollipops in the bag, which Matt won.
So, if Matt gave 21 lollipops to his friends, and he kept with 7 lollipops, that means there were 28 lollipops in the bag.
If we represent this as an equation, would be:
Where is friend's lollipops, and is Matt's lollipops.
Replacing values we have:
Therefore, in the bag were 28 lollipops in total.