Employees of a painting service paint the interior walls of homes and office buildings. The following table shows the number of cans of paint the employees use, and the
number of square feet they cover,
1
2
3
4
Cans of paint
Area painted (square feet)
375
750
1125
1500
Which equation describes the relationship between the number of cans of paint
used, and the number of square feet that are covered?