Laura's family is building an addition to their home. The new addition connects to an existing wall that is 32 feet 6 inches in length. Laura estimates that the
width of the room will need to be at least 28 feet to make the addition 600
square feet or more in area. She writes the inequality shown below.

step-by-step explanation:

if you meant, "on the way from (3, 2) to (3, 14):

x does not change; y increases by 12.

ensure that you have copied down this problem correctly.   .

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb