In the following equation = 40,000 + 7x with given sales ( in $500) and marketing (x in dollars), what does the equation imply?

Multiple Choice

• An increase of $7 in marketing is associated with an increase of $3,500 in sales.

• An increase of $1 in marketing is associated with an increase of $3,500 in sales.

• An increase of $7 in marketing is associated with an increase of $43,500 in sales.

• An increase of $1 in marketing is associated with an increase of $43,500 in sales.