SOLUTION: Help pls. It's confusing. Karla weighs 42 lbs more than mara. Their combined weight is 68lbs. less than three times Mara's weight. How much does Karla weigh?

Algebra ->  Algebra  -> Customizable Word Problem Solvers  -> Geometry -> SOLUTION: Help pls. It's confusing. Karla weighs 42 lbs more than mara. Their combined weight is 68lbs. less than three times Mara's weight. How much does Karla weigh?      Log On

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Question 205936: Help pls. It's confusing.
Karla weighs 42 lbs more than mara. Their combined weight is 68lbs. less than three times Mara's weight. How much does Karla weigh?
Answer by rfer(10417) About Me  (Show Source):
You can put this solution on YOUR website!
mara=x=110
karla=x+42=152
total=3x-68
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x+(x+42)=3x-68
2x+42=3x-68
-x=-110
x=110