1)2x+3=x-6
2)5-3y=4-2y
3)6t-1=3t+7

1) 2x-x = -6 -3

x = -9

2) -3y+2y = 4-5

-y = -1 :(-1)

y = 1

3) 6t-3t = 7+1

3t = 8

t = 8/3

t = две целых 2/3

2х+3=х-62х-х =-3-6х=-9Ответ :-95-3у=4-2у-3у+2у =-5+4-у=-1Ответ :16t-1=3t+76t-3t= 1+73t = 8t= 8:3t=2,6Ответ :2,6