SOLUTION: between them, kristen and brad have 68 cousins. brad has 10 more cousins than kristen. how many cousins does kristen have? a) 42 b) 29 c) 34 d) 39

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: between them, kristen and brad have 68 cousins. brad has 10 more cousins than kristen. how many cousins does kristen have? a) 42 b) 29 c) 34 d) 39      Log On


   

Question 298851: between them, kristen and brad have 68 cousins. brad has 10 more cousins than kristen. how many cousins does kristen have?
a) 42
b) 29
c) 34
d) 39
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
k+b=68
b=k+10

k+b=68
k+k+10=68
2k+10=68
2k=58
k=29
b=k+10=29+10=39

Answers: k=29, b=39