Answer:
r=ts/-qu
Step-by-step explanation:
ANSWER
The multiplication, CA is defined, and its dimension is 3×2
EXPLANATION
Matrix A is a 2x3 matrix.
Matrix C is a 3×2 matrix.
The product of the two matrices , CA, is defined if and only if the inner product of their dimension are the same.

The inner products are the same.
Hence the matrix multiplication, CA is defined and its dimension is the outer products.

Answer:
D 30 square units
Step-by-step explanation:
count all the squares inside the triangle including the non full squares
-5 because the variable is x and a coefficient comes before the variable.
Hope this helps!