adrii08 adrii08
  • 27-08-2021
  • Mathematics
contestada

I need help. answer fast pls

I need help answer fast pls class=

Respuesta :

rspill6
rspill6 rspill6
  • 01-09-2021

Answer:  9) x = 2,  10) x = 3

Step-by-step explanation:

9)  (9x+7)+(-3x+20) = 39

9x + 7 -3x + 20 = 39

6x + 27 = 39

6x = 12

x = 2

==========================

10)  3x + 5x = 24

8x = 24

x = 3

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