A contractor bought 6.4 ft? of sheet metal. He has used 4.9 ft? so far and has $45 worth of sheet
metal remaining. The equation 6.4x - 4.9x = 45 represents how much sheet metal is remaining and
the cost of the remaining amount. How much does sheet metal cost per square foot?
Sheet metal costs $
per square foot.

Respuesta :

Answer:

1.5 ft remaining

$30 per ft of sheet

Sheet metal costs $30 per square foot.

Step-by-step explanation:

6.4x - 4.9x = 45

           1.5x = 45

                x = 30

6.4 - 4.9 = 1.5 ft remaining

$45 : 1.5 = $30 per ft of sheet