Question

a solucao da equacao a seguir representa quantas medalhas o brasil 10(20-x)+9x=2.(x=1)-126 me respondammm PFVVVV RAPIDOOOOO

Answer 1

10(20-x)+9x=2.(x+1)-126
200 -10x +9x = 2x +2 -126
-x -2x = -124 -200
-3x = -324                       .(-1)
3x = 324
x= $\frac{324}{3}$
x= 108