Answer:
11 years old
Step-by-step explanation:
Let x be Savannah's age
Ahsleys age should be 4 years less than three times Savannah's age
3x (Savannah) - 4 (years)
Then, you make an equation.
29 years old = 3x-4
simplify:
add four on both sides
33=3x
divide by three on both sides
x=11
