Step-by-step explanation:
We can simply by opening the brackets ,
=> y - 1 = 5( x - 2 )
=> y - 1 = 5x - 10
=> y - 5x = -9
=> 5x - y + 9 = 0
Answer:
20
50*(2/5)=20
2/6 of the sheet.
but u might need measurements, those are not given.