SOLUTION: vijay is older than his sister seema by 12 years. four years ago, vijay was four times as his sister. find their present ages

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Question 882673: vijay is older than his sister seema by 12 years. four years ago, vijay was four times as his sister. find their present ages
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
V=S%2B12
V-4=4%28S-4%29
Substitute eq. 1 into eq. 2,
S%2B12-4=4S-16
-3S=-24
S=8
.
.
.
V=8%2B12
V=20