Answer:

Step-by-step explanation:
Given
Length of Pieces = 50cm
Number of Pieces = w
Left over = 20cm
Required
Determine the length of the wood
Start by multiplying the number of pieces by the length of each pieces



Lastly, add the leftover to get the actual length of the wood

Substitute 50w for Result and 20 for Leftover

<em>Hence, the length of the wood is 50w + 20</em>
Answer:
8. A, B
9. C (2, 1)
Step-by-step explanation:
9.5000032 is one such number
Answer:
21120
Step-by-step explanation:Because you take 5280 and multiply it by 4
The answer is B.
Whatever the x value is you have to add 9 to it.