What value of n makes this equation true?
2 answers:
Answer:
B). n = 1.40
Step-by-step explanation:
0.7n + 0.8n = 2.1
(0.7n + 0.8n) = 2.1
1.5n = 2.1
/1.5 /1.5
n = 1.40
hope this helped!
0.7n+0.8n=2.1
1.5n=2.1
n=1.4
Therefore, the answer is B.
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Answer:
0 + (-2.5) + 5
Step-by-step explanation:
from 0 to -2.5 then to 5 so add 0 + (-2.5) + 5
The asnwer would be 768 cm^3<span />
Answer:
false
Step-by-step explanation:
Volume = 5 cm * 10 cm * 2 cm
volume = 100 cm³
massa = 700 g
Densidade = massa / volume
D = 700/100
D = 7 g / cm³
