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Elena-2011 [213]
3 years ago
11

How do you set up the equations?

Mathematics
1 answer:
ch4aika [34]3 years ago
3 0
We will use d for drama and y for yearbook.

d + y = 64
d = y + 10

Now that we have the system if equations we can use substitution where you plug y+10 in for d in the first equation.

(y + 10) + y = 64

2y + 10 = 64

2y = 54

y = 27

If 27 of the 64 are in the yearbook club, 37 are in drama.







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The logarithmic expression ln(√e/y^3) can be rewritten as
kvv77 [185]

Answer:

\dfrac{1 - 6 \ln y}{2}

Step-by-step explanation:

\ln \dfrac{\sqrt{e}}{y^3} =

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= \ln e^\frac{1}{2} - \ln y^3

= \dfrac{1}{2} \ln e - 3 \ln y

= \dfrac{1}{2} - 3 \ln y

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Rewrite this expression as an integer: 4^-3 4^5
Zina [86]
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3 years ago
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Bogdan [553]

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7 0
3 years ago
What is the value of m? 2m-5=-m+7
maxonik [38]

Answer:

4 is your value for m.

Step-by-step explanation:

Note the equal sign, what you do to one side, you do to the other. Isolate the variable, m. Do the opposite of PEMDAS.

First, add 5 & m to both sides:

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Simplify. Combine like terms:

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(3m)/3 = (12)/3

m = 12/3

m = 4

m = 4 is your answer.

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