Question

10х плюс 7= 8х-9 решите уравнение плизззз

Answer 1

10х+7=8х-9,

10х-8х=-9-7,

2х=-16,

х=-16:2,

х=-8

Answer 2

10Х+7=8Х-9

10Х-8Х=-9-7

2Х=-16

Х=-16/2

Х=-8