The first one on the picture
Answer:
66
Step-by-step explanation:
42+8x
= 42+8(3)
= 42+24
= 66
There’s no angle below you need an angle to answer
Answer: 
Step-by-step explanation:
By definition, when you multiply two factors the result is known as "Product".
In this case you have to solve the following multiplication:

The first factor is already written in Standard form, but the second one is not written in Standard form.
Then, you need to rewrite it in numbers:

Therefore, the product is:

Answer:
w
Step-by-step explanation:
f