Решить уравнение: 5x + 2 = 0 4x – 3 = 0 2 – 3x = 0 1/3x + 4 = 0
5х+2=0 5х=-2 х=-2:5 х=-2/5 4х-3=0 4х=3 х=3/4 2-3х=0 -3х=-2 х=-2:(-3) х=2/3 1/3х+4=0 1/3х=-4 х=-4:1/3 х=-12
1)5х+2=0 5х=0-2 5х=-2 х=-2:5 х=-2/5 2)4х-3=0 4х=3 х=3:4 х=¾ 3)2-3х=0 -3х=-2 х=-2:-3 х=⅔ 4)⅓х+4=0 ⅓х=-4 х=-4:⅓ х=-12