Question

Va rog ajutați-mă frumos urgent dau 58 de puncte ​

Answer 1

Răspuns:

a) c ( x+3=4 . x= 4-3=1

2 ) b [ 2x-1=1 . 2x=1+1. 2x=2. x= 1

3) c ( 3x+y = 7. 3×2+1. 6+1=7

Answer 2

1.


x + 3 = 4 | - 3

x = 4 - 3

x = 1 (c)



2.


2x - 1 = 1 | + 1

2x = 1 + 1

2x = 2 | : 2

x = 2 : 2

x = 1 (b)