Answer: After 12 weeks they will both be at the dentists on the same Tuesday
Step-by-step explanation:
Since we have given that
He goes for a checkup every fourth Tuesday and his friend goes for a check up every third Tuesday.
We need to find the number of weeks they both will be at the dentist on the same Tuesday.
For this we will find "L.C.M. of 4 and 3 " =12
So, After 12 weeks they will both be at the dentists on the same Tuesday.
3+5x or 5x+3, because when it is 3 more, it is saying add 3, and when it is saying 5 times, it is saying multiply by 5, so your expression would be 5x+3
Need more info about the 3 younger siblings
$425 - $25 = $400
$400/ 2 (the two people)= $200
Seiji made $225 because it said he made $25 more
and Gavin made $200