SOLUTION: Word problem in algebra: In 10 years a child will be 3 years older than twice her current age. What is the current age of the child?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Word problem in algebra: In 10 years a child will be 3 years older than twice her current age. What is the current age of the child?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 987551: Word problem in algebra:
In 10 years a child will be 3 years older than twice her current age. What is the current age of the child?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +x+ = child's current age
+x+%2B+10+ = child's age in 10 yrs
---------------
given:
+x+%2B+10+=+2x+%2B+3+
+x+=+10+-+3+
+x+=+7+
The child is 7
--------------
check:
In 10 yrs, child is 17
Twice child's current age is 14
+14+%2B+3+=+17+
OK