Answer
The missing value is 22
step-by-step explanation
The slope formula is

From the question,
m=5


and

We substitute these values to get,

Simplify






The missing value is 22
Step-by-step explanation:
1) 7/23 + 11/23 + 9/23
7+11+9/23
27/23
= 1 4/23
2) 2 5/7 + 9 4/7
11 9/7
= 11.12
3) 9/20 + 3/5
9+12/20
21/20
= 1 1/20 or 1.05
It will cost $16.72 because one sqaure yard equals .836 of a meter and then multiply that by 20 and get 16.72