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15-11-2017
Mathematics

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What does x represent for these 4 problems?
1. -2x = 10
2. ½x = 5
3. 5x = -20
4. 9x = 36

Respuesta :

mathstudent55 mathstudent55

15-11-2017

1.

-2x = 10

x = 10/(-2)

x = -5

2.

1/2 x = 5

x = 5 * 2

x = 10

3.

5x = -20

x = -20/5

x = -4

4.

9x = 36

x = 36/9

x = 4

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