SOLUTION: Please help me solve word problem: And write equation for the following: There are two sisters. The youngest is 6 and the oldest is two years less than three times the age of he

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Question 771445: Please help me solve word problem: And write equation for the following:
There are two sisters. The youngest is 6 and the oldest is two years less than three times the age of her younger sister. What is the age of the older sister?
Thank you.
Found 2 solutions by josgarithmetic, josmiceli:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
y=6, and o=-2+3y
substitute for y.
o=3y-2
o=3*6-2=16
o=16

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +x+ = the age of the older sister
+x+=+3%2A6+-+2+
+x+=+18+-+2+
+x+=+16+
The older sister is 16