Answer:
the awnser to L is 25° or c
Slopt in form ax+by=c is -a/b
-3/3=-1
slope is -1
intercept in form ax+by=c is c/b
63/3=9
slope is -1
intercept is at y=9
Answer:
4/21 a <u><em>room per hour</em></u>
Step-by-step explanation:
Rocco :
7hours———> whole room
then
in 1h ———-> 1/7 of the whole room
then
in 3h ———-> 3/7 of the whole room
therefore
Giulia will finish 4/7 of the whole room in 3h
finally,
2/1 that the answer to your question