I think you are right . 1 ,2 and 4.
You are the treasurer for a local charity. At the beginning of the month
the balance was $820.64. The charity received donations of $500.00,
$55.00 and $25.00. You have an electric bill of $40.64, bill for postage
of $12.75, and rent for $445.00.
Because alex scored 20% of the point and you would need to multiply 20% by 5 to get 100% you would multiply alexs score by 5 so 5x13=65
In this question , it is given that, Perimeter of a rectangular room is 270 yards. Longer side of the room is 15 yards longer than the shorter side.
So if we let shorter side be x, then longer side is

And perimeter is equal to sum of all sides, that is

So the smaller side is 60 yards , and longer side is 15 more then 60 that is 75 yards .
Answer:
2m+3mn-5
Step-by-step explanation:
2m+n x 3m + (-5)
2m +3mn + (-5)
2m +3mn -5