Question

Ex II 1234 Va rog mult.Dau coroana.

Answer 1

1.D
7x-6=4x-3
3x=3
x=1

2.A
2x+1>3x
1>x

3.C
-5x+3=2x-11
3+11=2x+5x
7x+14
x=2

4.B 
-2x+3<=11
-2x<=8
x>=-4 

Answer 2

1.
7x - 6 = 4x - 3
7x - 4x = -3 + 6
3x = 3
x = 3:3
x = 1

Raspuns:D
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2) Raspuns:A
2*0+1>3*0
0+1>0
1>0(A)

3) -5x + 3 = 2x - 11
-5x - 2x = -11 - 3
- 7x = - 14
x = - 14 : (-7)
x = + 2
x = 2

Raspuns: C
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4.  Raspuns: B
-2x+3<sau=11
-2x<sau=8
x>sau=-4