SOLUTION: Sam’s brother is 7 years older than Sam. His mother is 4 less than 3 times Sam’s age. Their combined age is 63. How old is Sam, his brother, and his mother?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Sam’s brother is 7 years older than Sam. His mother is 4 less than 3 times Sam’s age. Their combined age is 63. How old is Sam, his brother, and his mother?       Log On

Hi  

 Let x represent Sam's age

Question States:

sam + brother + mother = 63  

x + (x+7) + (3x-4) = 63 

5x = 60

x = 12,Sam's age. brother 19 and mother 32

Checking

12 + 19 + 32 = 63 CHECKS!