SOLUTION: The sum of Nora's age and her grandmother's age is 71. Four times Nora's age is 6 less than her grandmother's age. Find their ages. I've tried:
N=Nora
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Question 25794: The sum of Nora's age and her grandmother's age is 71. Four times Nora's age is 6 less than her grandmother's age. Find their ages. I've tried:
N=Nora g=grandmother
N+g=71
4N=g-6
?
PLEASE HELP!!!!!
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
Nora's age = x
Grandma's age = y
Now x+y=71 Solve for y
y=71-x
Four times nora's aage = 4x
6 less than grandma's age = y-6
4x=y-6 (subsitute)
4x=(71-x)-6
4x=65-x
5x=65
x=13
y=71-13
y=58
Hence, nora is 13 years old and her grandma is 58 years old.
Paul.
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