Question

Va rog ajutati ma

Ofer coroana​

Answer 1

Răspuns:

a) x+1=2

x=2-1

x=1

b)x-1=3

x=3+1

x=4

c)

2-x=7

x=2-7

x=-5

d)

3x=1

x=1÷3

x=0, (3)

e)3x-1=-2

3x=-1

x=-1÷3

x=-0, (3)

f)2x+3=-3

2x=-6

x=-3