Answer:
Total cost of Mark's board is $3.75.
Step-by-step explanation:
We are given the following in the question:
Length of wooden board =

Unit cost of board = $0.50 per foot
Total cost of board =

Thus, total cost of Mark's board is $3.75.
Answer:You can do 182-140 which is 42, so the answer would be that the percentage has increased 42%
Step-by-step explanation:
Answer:
X = Y x 3
Step-by-step explanation:
In the table, we can look at 5 and 15 as well as 11 and 33 and easilly tell that it has a correlation of tripling the number. To check our answer, all we must do is 8 1/3 x 3 and end up with 25
Answer:
See Below
Step-by-step explanation:
1.

2.

3. The missing term is 7x^2 * 3

4. The terms in the final polynomial are 42x^2, 9 and 42x^4. Because the missing term is 21x^2 and the terms in the final polynomial includes all the blocks