Ask a New Question

Question

Betty is 6 years older than Deb. 13 years ago, Betty was 4 times older than Deb. How old is Deb?
13 years ago

Answers

PsyDAG
D + 6 = B

4(D-13) = B-13

Substitute D+6 for B in second equation and solve for D. Insert that value into the first equation and solve for B. Check by inserting both values into the second equation.
13 years ago

Related Questions

tim is 27 years older than tom. the sum of their ages is 337. how old is ti,? Sue is 8 years older than her pet goldfish Maya .In two years Sue's age will be three times Maya's a... Ann is older than Betty. Their ages in years are such that twice the square of Betty's age subtracte... A man is 20 years older than his son.if the sum of their ages is 50 years, find their ages ? a man is 4 years older than his wife. the wife is three times as old as their daughter.the present a... I am six years older than my sister. In five year, her age will be 5/6 of my age then. How old is sh... Ben is four years older than Juan. In two years, their ages will total 50. How old is each now? Ike is five years older than his brother. If Ike's age is represented by x, which of the followin... if my dad is 15 years older than my mom, and was born 1967 what year was my mom born Ike is five years older than his brother. If Ike's age is represented by x, which of the followin...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use