Answer:
first, second and fourth are all correct
Step-by-step explanation:
I can’t see the picture well!
Answer:
I think number 17 is 180°
adding the 2 equations eliminates x and gives:-
5y = 60
y = 12
Plug y = 12 into the first equation:-
2x + 3(12) = 40
2x = 40 - 36 = 4 so x = 2
Answer is x = 2 and y = 12.
Answer:
1.6 Gallons Per Day
Step-by-step explanation:
first you got to do 2/3 which is 0.666666 then i multiply 0.66666 by 2 so it at 20 hours which is 1.333333 then i did 0.666666 and divided it by 10 which is 0.066666then i multiply 0.066... by 4 which is 0.2666666 then i added 0.2666666 and 1.3333333 together and it made 1.6
