Whats 1+100,920x829+93

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?