Question

The matrices show the number of different types of new and pre-owned vehicles that were sold at two different dealerships.

Two two by two matricies with values for cars and trucks by dealership
Which matrix shows how many different types of new and pre-owned vehicles were sold at both dealerships?
(Points : 1)
Dealership a Dealership B
new preowned New preowned
car 12 14 Car 5 7
truck 4 11 truck3 8

Does i add or subtract?

Answer 1

add

Answer 2

thanks :)