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Morgarella [4.7K]
3 years ago
15

X-3 = 9 what is x = to?

Mathematics
2 answers:
VashaNatasha [74]3 years ago
7 0

Answer:

x=12

Step-by-step explanation:

x-3=9

x=9+3

x=12

have a nice day!

Ghella [55]3 years ago
3 0
Add 3 to both sides of the equations and then simplify so it would be x=12
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Escribe 2 ejemplos de enunciados que establezcan una regla de correspondencia que represente una función y
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Answer:

Correspondencia entre conjuntos:

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b) Sobreyectiva: es si todos los elementos del conjunto final tienen al menos una correspondencia del conjunto inicial

c) Biyectiva: es cuando la correspondencia es inyectiva y sobre inyectiva a la vez

Correspondencia unívoca : es una correspondencia donde cada elemento del conjunto origen se corresponde con solo un elemento del conjunto de llegada.

Correspondencia biunívoca  es cuando a cada elemento del conjunto origen se corresponde con solo un elemento del conjunto llegada, y viceversa

Step-by-step explanation:

4 0
3 years ago
Need help plzz <br> 20 points
photoshop1234 [79]

Answer:

42 cm

Step-by-step explanation:

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6 0
3 years ago
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Consider triangle ABC as pictured below. If B is transformed according to the rule (x,y) --&gt; (x-4,y), then △AB'C will be a __
inessss [21]

Answer:

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4 0
3 years ago
The figure shown is a rectangular prism. Which edges are parallel to HK ?
kolezko [41]

Line HK is the line of intersection between pllanes AMKH and HKDY.

Consider all given options:

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2. Line AM is the line of intersection between pllanes APBM and AMKH. Since planes APBM || HKDY and parallel planes are cut by plane AMKH, then lines AM and HK are parallel.

3.  Line YD is the line of intersection between pllanes HKDY and AMKH. Since planes AMKH || PBDY and parallel planes are cut by plane HKDY, then lines YD and HK are parallel.

4. Lines HA and HK intersect each other at point H, thus they are not parallel.

5. Lines BM and HK  are not parallel, because MB || DK and DK intersect HK at point K.

Answer: correct choices are A, B, C.

4 0
3 years ago
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Dmitrij [34]

There are three terms. :)

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