Respuesta :
(-1/5) (-4/9*a) = (2/15)
-0.2 - 0.4a = 0.13
(-0.2+0.2) - 0.4a = (0.13+0.2)
-0.4a = 0.33
(-0.4a/-0.4) = (0.33/-0.4)
A = -0.825
-0.2 - 0.4a = 0.13
(-0.2+0.2) - 0.4a = (0.13+0.2)
-0.4a = 0.33
(-0.4a/-0.4) = (0.33/-0.4)
A = -0.825