Answer:
500 2000
Step-by-step explanation:
4x+13
combine like terms -2x and 6x to get 4 then combine 9 and 4 to get 13
4 hours
In 6 hours, J paints 1 room
So, in 1 hour, J paints 1/6 th of the room
Using similar logic, in 1 hour, T paints 1/12 th of the room.
Working together in one hour, they paint (1/6+1/12) th =1/4 of the room.
1/4 of the room is painted in 1 hour
So, 1 room is painted in 1 1/4=4 hours
The area of the semi-circle is 189.97
4/5
=.8
.8 into a fraction is 4/5
