BOULAYOUNE130575
Answered

Bonjour Aider moi svp 100=x+(x_10)+2×(_10)

Sagot :

Bonjour,

100 = x + (x - 10) + 2 * -10

100 = x + x  - 10 - 20

100 = 2x - 30

-2x = - 30 - 100

-2x = -130

x = -130/-2

x = 130/2

x = 65