When Sam is 13 his mother will be 39 which is 3 times as old as he is. So Sam's mother will be 3 times as old as Sam will be in 11 years. (Your answer is 11 years.)
Answer:
I don’t know
Step-by-step explanation:
Here is the equations in standard form
Answer:
$170,000 D. $800,000
Step-by-step explanation:
$170,000 D. $800,000