Question

Four aliens were born in two year intervals. The sum of

their ages is 36. How old is each alien?
Show work

Answer 1

6, 8, 10, and 12

Explanation:

x + (x + 2) = (x + 4) + (x + 6) = 36

4x + 12 = 36

subtract 12 rom each side of the equation:

4x = 24

divide both sides by 4:

x = 6

x + 2 = 8

x + 4 + 10

x + 6 = 12