Question

the ages of three siblings are all consecutive integers the sum of their ages is 39 how old is the youngest sibling variable equation solution​

Answer 1

Explanation:

Let x = the age of the youngest child

Let x + 1 = the age of the middle child

Let x + 2 = the age of the oldest child

x + x + 1 + x + 2 = 39

3x + 3 = 39

3x = 36

x = 12 years