This question has me stumped, please help?
Mary is 14 years younger than her sister Jane. In four years, Jane will be 3 times older than Mary. How old is Jane now?
-3
-7
-17
-or 21

Question

This question has me stumped, please help?
Mary is 14 years younger than her sister Jane. In four years, Jane will be 3 times older than Mary. How old is Jane now?
-3
-7
-17
-or 21

rsadhvika · Answer

Mary is 14 years younger than her sister Jane. 

=>

m = j-14 -----------------(1)

In four years, Jane will be 3 times older than Mary

=>

j+3 = 3(m+3) -----------------(2)

anonymous · Answer

Oh...I had the equations set up wrong

rsadhvika · Answer

hmm happens all the time with me too... lol
you can solve the two equations for j and m ?

anonymous · Answer

yep...Thanks :)

rsadhvika · Answer

yw :)