Answer:
9
Step-by-step explanation:
9 times 4 is 36 and 9 times 1 is 9
Hope this helps pls mark me as brainliest
Answer:
(B)permits only certain substances to leave but all to enter
Answer:
the cost is 2$ more answer choice is b
Step-by-step explanation:
Answer:
3*w
Step-by-step explanation:
Kamilah now weighs the triple of what she weighed on her first birthday. That means we need to multiply the first weight by 3. As the first weight is w, she now weighs 3*w.
Another possible expression is to sum 3 times w, that is w + w + w (it's equal to 3*w).
