What odds the solution to the system of equations? y=2/3x+3 x=-2

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values