Question

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Answer 1

At first find the equation of the line.

Answer 2

that is between the shaded and unshaded part

Answer 3

Hint: Test the point (0,0)

Answer 4

Hint: (x,y) = (0,0) means x = 0, y = 0

Answer 5

both of those equations are the same; use the one you are most comfortable with

Answer 6

correct, and if that is true, then the origin is shaded in that equation

Answer 7

if the boundary line is defined by the equality: 2x + y = 7 then it would be a good fit

Answer 8

are we guessing? or do we have proof?

Answer 9

A is the most likely to be correct, but with that "none of the above" option its good to make it concrete

Answer 10

that is a good approach when taking multiple choice tests yes

Answer 11

if you can narrow down the field to one or two options, you have a better chance

Answer 12

youre welcome, and good luck ;)