Seudónimo Seudónimo
  • 10-09-2020
  • Mathematics
contestada

Help pleaseeeee !!!!!!

Help pleaseeeee class=

Respuesta :

ricchad
ricchad ricchad
  • 11-09-2020

Answer:

see below

Step-by-step explanation:

19.  -9 x = -117

20.  -¹/₈ x = -³/₄

21.  ⁵/₆ x = -⁵/₉

---------------------

19.  

x = 117 / 9

x = 13

20.

x = ³/₄ divide ¹/₈

x = 6

21.

x = -⁵/₉ divide ⁵/₆

x = -²/₃

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