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lilavasa [31]
3 years ago
7

Help solve #12 plz ​

Mathematics
1 answer:
nexus9112 [7]3 years ago
8 0

Answer:

<h3>          The second:   f(-5) = 2</h3>

Step-by-step explanation:

x = -5

-5 < -4  and if x<-4 then  f(x) = - 2x - 8

so:

    f(-5) = - 2(-5) - 8 = 10 - 8 = 2

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Find the value of x and YZ if Y is between X and Z. Draw, label, set up the equation and solve each for :
Burka [1]

Step-by-step explanation:

We need to find the value of x for all problems if Y is between X and Z.

For all cases, XZ = XY+YZ

4. XY = 5x, YZ=x, and XZ=25

Putting all values

25 = 5x + x

25 = 6x

x=\dfrac{25}{6}

5. XY = 12, YZ=2x, and XZ = 28

28 = 12 + 2x

x = 8

6.  XY = 4x. YZ=3x, and XZ = 42

XZ = XY+YZ

42 = 4x + 3x

42 = 7x

x = 6

7. XY=2x + 1. YZ = 6x, and XZ=81

XZ = XY+YZ

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7 0
3 years ago
A mobile phone dealer sold a total of 74 mobile phones in july and 8 less than that in august. In september the sale is even 5le
EastWind [94]

Answer:

201 mobile phones

Step-by-step explanation:

July: 74 mobile phones

August: 74 - 8 = 66 mobile phones

September: 66 - 5 = 61 mobile phones

74 + 66 + 61 = 201 mobile phones

Hope this helps!

4 0
2 years ago
Read 2 more answers
A crate of pears that usually costs $50 is on sale for 10% off. What is the sale price for the crate of pears?​
lorasvet [3.4K]
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Explaining:
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3 0
3 years ago
HELP I SUCK AT TRIG BUT NEED THIS ASAP
vitfil [10]

Answer:

csc A = 13/5

Step-by-step explanation:

The sine of Angle A is opp/hyp, or 5/13.

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6 0
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Which equation demonstrates the distributive property?
DanielleElmas [232]
That would be d.

Remember, the distributive property is a(b+c) = ab +ac!

Hope this helps.

If you have any questions, place it in the comment section below.
8 0
3 years ago
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