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lidiya [134]
3 years ago
6

I need some help please As soon as Possible ​

Mathematics
1 answer:
pogonyaev3 years ago
3 0

Answer:

9. 32 (1/20) = 1.6

    25 (1.6 = 40

    5x + 5 = 40

     5x + 5 - 5 = 40 - 5

     5x = 35

      (1/5) 5x = 35 (1/5)

       x = 7

10. 24 (1/6) = 4

     4 (4) = 16

      x + 6 = 16

      x + 6 - 6 = 16 - 6

      x = 10

11. 20 (3/4) = 15

    12 (3/4) = 9

     2x - 11 = 9

     2x - 11 + 11 = 9 + 11

     2x = 20

     (1/2) 2x = 20 (1/2)

      x = 10

12. 8 (1/4) = 2

     10 (1/2) = 5

     -3 + x = 5

     -3 + 3 + x = 5 + 3

     x = 8

13. 10 (1/5) = 2

     6 (2) = 12

     2x - 10 = 12

     2x - 10 + 10 = 12 + 10

     2x = 22

     (1/2) 2x = 22 (1/2)

     x = 11

14. 16 (1/8) = 2

     8 (1/2) = 4

     2x - 16 = 4

     2x - 16 + 16 = 4 + 16

     2x = 20

     (1/2) 2x = 20 (1/2)

     x = 10

     

     

       

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