Which expressions are equivalent

Step-by-step explanation:

The first set is equivalent.

We obtain the right-hand side by swapping places of the terms.

c-4 is the final answer! : )

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints