Respuesta :

1) Solving this equation, we can write:

0.6x+2.7=0.9x​ Subtract 0.9x from both sides

0.6x -0.9x +2.7=0

-0.3x +2.7 =0 Subtract 2.7 from both sides

-0.3x =-2.7 Divide by -1

0.3x = 2.7 Divide both sides by 0.3

x =9