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Fofino [41]
4 years ago
15

Rearranging literal equations for z

Mathematics
1 answer:
serious [3.7K]4 years ago
5 0

Answer:

z = \frac{3n - 3}{6 - 2n}

Step-by-step explanation:

\frac{1}{(n-1)^{\frac{1}{3} } }  = (\frac{2z + 3}{4z} )^{\frac{1}{3} }

cubing on both sides we get

\frac{1}{n-1} = \frac{2z + 3}{4z}

4z = (2z+3)(n-1)

4z = 2nz + 3n - 2z - 3

4z - 2nz + 2z = 3n - 3

z(6 - 2n) = 3n - 3

z = \frac{3n - 3}{6 - 2n}

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33-20x heres your answer
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Step-by-step explanation:

5. 9.33 x 10³ = 9330

9330 > 933

6. 2.88 x 10⁻⁵ = 0.0000288

2.9 x 10⁻⁶ = 0.0000029

0.0000288 > 0.0000029

7. 0.33 x 10⁻⁷ = 0.000000033

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8. 4.9 x 10⁴ = 49000

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9. 3.0 x 10⁶ = 3000000

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10. 2.2 x 10⁻³ = 0.0022

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11. 2.1 x 10⁷ = 21000000

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3 0
3 years ago
Given the equation y= -3x + 2.5 . When y is 8.5 , what value of x makes the equation true?
Nat2105 [25]

Answer:

x = -2

Step-by-step explanation:

y = -3x + 2.5

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4 years ago
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7 0
3 years ago
Mr. Mole left his burrow that lies below the ground and started digging his way at a constant rate deeper into the ground.
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Answer:

A(t)=-1.8t-4.5

Step-by-step explanation:

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A(t)=m*t+c

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(m=-1.8)

A(t)=-1.8*t+c

The constant "c" is his starting position. To find this value, assign the given data at t = 5 min to the equation above

-13.5=-1.8*5+c\\c=-4.5m

Therefore, the function A(t) is described by the following formula:
A(t)=-1.8t-4.5

8 0
3 years ago
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