Barges from ports x and y went to cities a and b. shipping costs $220 from x to a, $300 from x to b, $400 from y to a, and $180 from y to b. make a 2 times 2 matrix showing the shipping costs. assign the ports to the rows and the cities to the columns.

mark brainliest

step-by-step explanation:

2 tens + 6 ones

1 ten + 16 ones

0 tens + 26 ones

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.