Answer:
Dubai
, Istanbul
, Cairo
, Jerusalem
Step-by-step explanation:
The virus I suggest stay home.
The answer would be the first option (2.2, -1.4) it is the closest to where the two meet. Can I plz have brainliest? i need it
Answer:
b because the value are correct
Step-by-step explanation:
Answer:
50 liters
Step-by-step explanation:
If x is the volume of 20% acid, then:
x (0.20) + 20 (0.45) = (x + 20) (0.30)
0.2x + 9 = 0.3x + 6
3 = 0.1x
x = 30
30 liters of 20% acid are needed, so there will be a total of 50 liters of 30% acid.
