Final answer:
In the expression 4 x 2 + 2, multiplication should be done first. The answer is 10.
Step-by-step explanation:
The operation that should be done first in the given expression 4 x 2 + 2 is multiplication. Multiplication should always be done before addition or subtraction when there are multiple operations in an expression. So, we start by multiplying 4 and 2, which gives us 8. Then we add 2 to 8, resulting in a final answer of 10.
Learn more about Order of operations in mathematics