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Mekhanik [1.2K]
3 years ago
14

What is the value of m in the equation 1/2m -3/4 n=16,when n =8?

Mathematics
2 answers:
Nata [24]3 years ago
8 0

What is the value of m in the equation 1/2m -3/4 n = 16, when n = 8?​

since n = 8 we can substitute this value into the equation​.

1/2m - 3*8/4 = 16​

1/2m - 24/4 = 16​

1/2m - 6 = 16​

1/2m = 16 + 6 = 22​

1/2m = 22/1​

1*1 = 2m*22 = 44m​

m = 1/44​

Answer m = 1/44

​Hope this helps!​​​​

\textit{\textbf{Spymore}}​​​​​​​

maks197457 [2]3 years ago
6 0
Hi,

Equation;

n = 8 \\ \frac{1}{2} m - \frac{3}{4} n = 16

Variable n is given so no need to write it down. Instead use 8.

Solving:

\frac{1}{2} m - \frac{3}{4} 8 = 16 \\ \frac{1}{2} m - 3 \times 2 = 16 \\ \frac{1}{2} m - 6 = 16 \: \: \: | \times 2 \\ m - 12 = 32 \\ m = 32 + 12 \\ \\ m = 44 \: \: \: \: \: \: \: (result)

Hope this helps.
r3t40
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Answer:

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3 years ago
(2+2w)⋅4+9(w+3) please answer this I am very confused
defon

Answer:

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Step-by-step explanation:

(2+2w)⋅4+9(w+3)

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DaniilM [7]

Answer:

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Step-by-step explanation:

<u><em>The complete question is</em></u>

Use the details of Oakley's new credit card to answer the question that follows. APR 11.9% compounded monthly Grace Period 28 days Minimum Payment 4% of the remaining balance or $25, whichever is higher Oakley charged $795 to his credit card last month. What is the first minimum payment he must make?

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3 years ago
Write the equation of the line that passes through (−3,1) and (2,−1) in slope-intercept form
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Answer:

y=-\frac{2}{5}x-\frac{1}{5}

Step-by-step explanation:

The equation of a line is y = mx + b

Where:

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  • b is the y-intercept

First, let's find what m is, the slope of the line.

Let's call the first point you gave, (-3,1), point #1, so the x and y numbers given will be called x1 and y1.

Also, let's call the second point you gave, (2,-1), point #2, so the x and y numbers here will be called x2 and y2.

Now, just plug the numbers into the formula for m above, like this:

m = -\frac{2}{5}

So, we have the first piece to finding the equation of this line, and we can fill it into y=mx+b like this:

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Now, what about b, the y-intercept?

To find b, think about what your (x,y) points mean:

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  • (2,-1). When x of the line is 2, y of the line must be -1.

Now, look at our line's equation so far: y=-\frac{2}{5}x + b. b is what we want, the --\frac{2}{5} is already set and x and y are just two 'free variables' sitting there. We can plug anything we want in for x and y here, but we want the equation for the line that specfically passes through the two points (-3,1) and (2,-1).

So, why not plug in for x and y from one of our (x,y) points that we know the line passes through? This will allow us to solve for b for the particular line that passes through the two points you gave!

You can use either (x,y) point you want. The answer will be the same:

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  • (2,-1). y = mx + b or -1=-\frac{2}{5} * 2 + b, or solving for b: b = 1-(-\frac{2}{5})(2). b = -\frac{1}{5}.

See! In both cases, we got the same value for b. And this completes our problem.

The equation of the line that passes through the points  (-3,1) and (2,-1) is y=-\frac{2}{5}x-\frac{1}{5}

8 0
3 years ago
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