Answer:
You distribute the 2 to all numbers in the 3rd step
Step-by-step explanation:
DISTRIBUTION: you must distribute the outside number to all the inside numbers in the parentheses.
A, B and D are already rational numbers, 0.4 itself is a rational number, two rational numbers make a product of rational number.
So A, B, D are the correct choices.
Are you sure it asks for rational numbers, not irrational number?
Bruh u don’t no this is easy