SOLUTION: I need help with this problem. Joe is 7 yrs. younger than Bill. The sum of their ages is less than 49. At most how old is Joe?

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Question 526001: I need help with this problem.
Joe is 7 yrs. younger than Bill. The sum of their ages is less than 49. At most how old is Joe?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
"Joe is 7 yrs. younger than Bill" ___ J + 7 = B

"The sum of their ages is less than 49" ___ J + B < 49

substituting ___ J + (J + 7) < 49 ___ 2J + 7 < 49