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Verizon [17]
3 years ago
10

The density of pure solid copper is 8.94 g/mL. What volume does 5 kg of copper occupy. Please help

Mathematics
1 answer:
mel-nik [20]3 years ago
5 0


<u><em>Density= Mass divided by Volume</em></u>, but you're trying to find Volume so you apply Algebra and get <u><em>Volume= Mass divided by Volume.</em></u>

Volume= 0.5592841163 [kg/m (power to the 3)]

You should round it up

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Is (6,3) a solution to this system of equations y=3x - 3 3x - y =3
aleksandr82 [10.1K]

Answer:

It is not a solution

Step-by-step explanation:

Plug the point into the equations and check to see if they are true

y=3x - 3

3 = 3(6) -3

3 = 18-3

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We do not need to check the other equation since this is false

3 0
3 years ago
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Alchen [17]

Answer:

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Step-by-step explanation:

   

8 0
2 years ago
4/7 - -3/5 step by step pls explain​
lidiya [134]

Answer:

41/35

Step-by-step explanation:

Simplify the following:

4/7 + 3/5

Put 4/7 + 3/5 over the common denominator 35. 4/7 + 3/5 = (5×4)/35 + (7×3)/35:

(5×4)/35 + (7×3)/35

5×4 = 20:

20/35 + (7×3)/35

7×3 = 21:

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20/35 + 21/35 = (20 + 21)/35:

(20 + 21)/35

| 2 | 1

+ | 2 | 0

| 4 | 1:

Answer: 41/35

5 0
3 years ago
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trapecia [35]

Answer:

\boxed {-243}\\

Step-by-step explanation:

\begin{array}{rclr}(-3)^{-5} & = & \dfrac{1}{x}& &\\(-3)^{5} & = & x &\text{Inverted each side of the equation}\\x & = & \boxed {\textbf{{-243}}}\\\end{array}

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asambeis [7]
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