Решите уравнение: 6-3(х+1)= 7-х
6 - 3( x + 1 ) = 7 - x 6 - 3x - 3 = 7 - x 3 - 7 = - x + 3x x = - 4 : 2 x = - 2
6-3x+3=7-x -3x+x=7+6-3 -2x=10 x=10:-2 x=-5