question a is 80
question b 20 (is what I could find but not completely sure)
It Is Just -1.
The Parenthesis Are All Simplified, And The Subtraction Sign Changes It To Negative. So, 1 Changed To Negative Is -1. <span />
Answer:
8+12f
hope this helps
have a good day :)
Step-by-step explanation:
Divide across and just bring down the numbers
Answer:
your right it is 12 great job!
Step-by-step explanation: