A substance has a density of 0.70 g/mL, if it has a volume of 3.0 mL, what is its mass?
1 answer:
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Answer:
Step-by-step explanation:
we know that
To find the conjugate complex of a complex number, simply change the sign of the imaginary part of the complex number
In this problem we have
so
the complex conjugate is equal to
Answer:
<=> 5x = 3y - 8
3y + 10 = 0 or y - 6 = 0
<=> 5x = 3y - 8
y = -10/3 or y = 6
+) with y = -10/3 => 5x = -10 - 8 <=> 5x = -18 <=> x = -3.6
+) with y = 6 => 5x = 3.6 - 10 = 8 <=> x = 8/5 = 1.6
Step-by-step explanation: