Решите срочно!!! 1,6(х+0,78) =4,64
1,6x+1,248=4,64 1,6x=4,64-1,248 1,6x=3,392 x=3,392 / 1,6 x= 2,12
X +0.78 = 4.64:1.6 X +0.78=2.9 X=2.9-0.78 X= 2.12