To build a deck, Roberto needs to buy 180 screws (8), 9 posts (M), and 36 pieces of 1" by 6" lumber (4. He already had the rest of the materials for the deck that he needs. An
expression that represents his purchases is shown below:
1808 +9p+361
Part A:
Factor the expression that represents Roberto's purchases.
Part B:
The costs of buying the deck materials are shown in the chart below:
Material
Cast
100 screw container
$6.99
$16.40
1 post
Set of 10 pieces of
lumbar
388 20
What materials does Roberto need to buy?
Part C:
What is the total cost to buy the deck materiais (excluding tax)?