Question 184125
The sum of the ages of Ruth and her mother is 75 years. The difference in thier ages is 29 years. How old is each? 
r+m=75?
m-r=29?
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Add the two equations to get:
2m = 104
m = 52 (mother's age)
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Substitute to solve for "r":
r + 52 = 75
r = 23 (Ruth's age)
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Cheers,
Stan H.