Answer:
90
Step-by-step explanation:
3b/3=180/3
then u simplify
ur answer will be
b=90
Answer:
3.05
Step-by-step explanation:
For this case we have the following expression:

By definition, we have the expression undefined when the denominator is 0.
So:

Adding 5 to both sides of the equation:

Thus, the expression is undefined when 
Answer:
Option B
Answer:
(−81)(−9) = 729
Step-by-step explanation:
Multiply -81 by -9 and you get 729
Answer:
p = 3 and q = 23.
Step-by-step explanation: