Question

Systems of equations and equalities... finding maximum value

Answer 1

first draw the three lines y=2 x+3
..........................................
...............................................
then check the possible region.
find the value of f at these points and see where it is maximum.

Answer 2

do you understand?

Answer 3

Yes I do, and I found the answer, 3, as it is where they all meet.

Thank you very much :)

Answer 4

yw