jelting499 jelting499

23-02-2022
Mathematics

contestada

0.9(x−20)=830
x=

0.9x+20=830
x=

Respuesta :

Medunno13 Medunno13

23-02-2022

Answer:

Step-by-step explanation:

1) x-20 = 830/0.9 = 8300/9

So x-20 = 8300/9 -> x=8300 /9 + 20 = 8480/9

2)try on your own

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