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Elza [17]
3 years ago
11

HELPPP PLEASE will mark as brainlist

Mathematics
2 answers:
NeTakaya3 years ago
8 0

Answer:

D.  16

Plzzzzz give me Brainliest!!!!!  

Leya [2.2K]3 years ago
6 0
The answer is 16.
Ratio is 3:4.
Meaning 12:16 is the only answer which keeps it proportional.
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HELP ME PLEASE Find the slope of the line and write it as a rate of change.
Vaselesa [24]

Don’t worry, bud, I gotchu.

Answer: 7.647 but rounded to the second decimal place is 7.65

m = (y2-y1) / (x2-x1)

m= (20000-7000)/(2600-900)

And you know what happens next.

8 0
3 years ago
Find the solutions of the quadratic equation -9c² +2 +3 = 0.
Tresset [83]

Given that,

An equation : -9c² +2c +3 = 0

To find,

Find the value of x.

Solution,

We have, -9c² +2c +3 = 0

We can solve it using the formula as follows :

x=\dfrac{-b\pm \sqrt{b^2-4ac}}{2a}

Here, a = -9, b = 2 and c =3

Put the values,

c=\dfrac{-2\pm \sqrt{(2)^2-4(-9)(3)}}{2(-9)}\\\\c=\dfrac{-2+\sqrt{(2)^{2}-4(-9)(3)}}{2(-9)}, \dfrac{-2-\sqrt{(2)^{2}-4(-9)(3)}}{2(-9)}\\\\c=-0.47, 0.69

So, the solution are -0.47 and 0.69.

8 0
3 years ago
X=4y-2<br>solve for y show work please​
Vesna [10]

Answer:

y = 1/4x - 1/2

Step-by-step explanation:

-4y = -x + 2 : Divide both sides by -4

y = 1/4x - 2/4 : Reduce to lowest terms

y = 1/4x - 1/2

8 0
2 years ago
Read 2 more answers
Fill in the missing values in the table and answer the question. Scale Distance on map Distance in miles 1/4 inch = 1 mile 2.5 i
Sliva [168]

Answer:

ao = 6 miles

a1 = 4 inches

a2 = 50 miles

Step-by-step explanation:

Scale Distance on map                          Distance in miles

1)  1/4 inch                                                   1 mile

   2.5 inches                                             10 miles

2)  1/2 inch                                                1 mile

     3.0 inches                                          <u> _6____miles </u>

3)   1 inch                                                 1 mile

      3.0 inches                                          3 miles

4)    1 inch                                                5 miles

   <u> </u><u> _4____ inche</u>s                                 20 miles

5)     1 inch                                               15 miles

       2.0 inches                                        30 miles

6)      1 inch                                             25 miles

         2.0 inches                                   <u>_50__</u>_____ miles


Thank you.

4 0
3 years ago
A sign says that the price marked on all music equipment is 30% off the original price. You buy an electric guitar for the sale
Free_Kalibri [48]

Answer:

The original price is $409.5

Step-by-step explanation:

the 2 numbers that you have in this equation are 315 and 30% (or .30)

You want to multiply 315 by .3 to get an answer of 94.5

That's the amount of money that was marked down on the guitar

So you want to add 94.5 to 315 which gives you 409.5

so $409.5 is your answer

5 0
3 years ago
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