Step-by-step explanation:
you would divide 489 by 10 and then times that number by 15 and the divide 20 and get your answer that way
So,
Simply divide 12 by 18.

The experimental probability of tossing heads was 2 out of 3.
<h3>
Answer: Choice C</h3>
The base 16 is the same as 4*4.
From there, the rule
is used to get 
Afterward, the exponents are added getting 1/2+1/2 = 2/2 = 1. The rule is
which only works if the bases are both the same.
Answer: x=2
Step-by-step explanation: f(x) = x + 8
f(x) = 10
10 = x + 8
minus 8 from the both sides
10 - 8 = x
2 = x
x = 2
Answer:
13/6
Step-by-step explanation:
Since the denominator is the same, you can add the numerator. 13/6 is the simplest form.