Answer:
Step-by-step explanation:
s=3a
t=s+a
t=516
now lets use 3a instead of s.
516=3a+a
516=4a
a=129 (adult)
s=3(129)
s=387 (student)
Answer:
2/9
Step-by-step explanation:
6/27 = 2/9
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Answer:
3/32
Step-by-step explanation:
Whatever you do to y always happens to x right? I'm REALLY new to this question so i'm not really sure so wait for more responses if needed.
Answer:

Step-by-step explanation:
Let's consider the following expression.

We will use the Product of Powers Property. This property states that to multiply powers having the same base, we have to add the exponents.

The simplified expression is
.
Answer:
27 inches
Step-by-step explanation:
1 foot = 12 inches
2 1/4 * 12
2.25 * 12 = 27 inches
Hope this helps!