Answer: 
Step-by-step explanation:
1. You must apply the Distributive property. You need to remember the product property of exponents: If you multiply powers with the same base, you must add the exponents. Them you have:

2. Now, you must add the like terms. Then, you obtain the following result:

The hardest math problem is solving life, I mean this because everyone is trying to make good decisions which means you never stop thinking through your whole day
4b+1 equivalent to -2(b+4)+3
Answer:
-10 degrees denotes 10 degrees below zero.
Step-by-step explanation: