SOLUTION: Kristen is 30 years old her son Reggie is 10 years less than half of her age. What is the numerical expression?

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Question 1161048: Kristen is 30 years old her son Reggie is 10 years less than half of her age. What is the numerical expression?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
let Kristen's age be x
if Kristen is 30+years old, then
x=30
if her son Reggie is 10 years less than half+of her age:x%2F2-10
the numerical expression:x%2F2-10