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morpeh [17]
3 years ago
13

What variable do you eliminate? 4x + 8y = 20 - 4x + 2y = -30

Mathematics
1 answer:
sveticcg [70]3 years ago
4 0
Y :!2!298-76-6-7-8-&-8-7-6
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Write an equation that describes the functions<br> Functions: 0,0 1,4 2,8 3,12<br> Y=?
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Answer:

y=4x

Step-by-step explanation:

Plug the numbers in:

4*0=0--> (0,0)

4*1=4-->(1,4)

4*2=8-->(2,8)

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3 years ago
4e^2x=5 <br><br> X approximately = ?
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Explanation:

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Here's a graph of a linear function. Write the
nikklg [1K]

Answer:

y= 3/2x + 1

Step-by-step explanation:

slope intercept form is y=mx+b. the m is the slope and the b is the y intercept. the y intercept is 1, where it crosses the y axis. the slope is 3/2 because from the y intercept which is 1, you go up 3 and over 2 right.

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In 2010, the Centers for Disease Control and Prevention estimated 9.4% of children under the age of 18 had asthma. They reported
natali 33 [55]

Answer:

8.96%   Changes to  8.93%                                                                                      Step-by-step explanation:

9.4 * 0.0035 = 0.0329  where we add this on each side of the 9.4 to show 9.4-0.0329 = 9.3671 and 9.4329  then  9.4329  * 0.95 = 8.961255 = 8.96   then redo 9.3671 * 0.95 =8.898745  the symmetry is 8.961255 -8.898745 =0.06251  8.898745/ (0.06251 /2) nb 006251 distance standard error each side of symmetry line = 8.93% line of symmetry

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3 years ago
Please help it’s due now
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Answer:

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Step-by-step explanation:

increase because it's going up

8 0
3 years ago
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