Question

juan’s age is j, and julie’s age is 5 more than twice that of juan’s.
a. write an expression for julie’s age.
b. use your expression to answer: if juan is 11, how old is julie?
years old

Explanation:

Step1: Define Julie's age expression

Twice Juan's age is $2j$, add 5: $2j + 5$

Step2: Substitute $j=11$ into expression

Substitute $j=11$: $2(11) + 5$

Step3: Calculate the value

Compute: $22 + 5 = 27$

Answer:

a. $2j + 5$
b. 27 years old