Question

Sa se rezolve în ecuațiile .
3x-6 2x-2>4
15x-3<12
2.(x+2)>16
3.(x-3)<9
4.(x+5)>28
(2x-40):23<12
(3x+5x):4<16
X+5+3x>25
16:(x-1)<2
7x-3-4x<20
5x:6<10

Answer 1

15x-3<12
15x<15
x<1

2(x+2)>16
x+2>16:2
x+2>8
x>7

3(x-3)<9
x-3<3
x<6

4(x+5)>28
x+5>7
x>2

(2x-40):23<12
2x-40<276
2x<314
x<157

(3x+5x):4<16
8x:4<16
8x<64
x<8

x+5+3x>25
4x>20
x>5

16:(x-1)<2
x-1<16:2
x-1<8
x<9

7x-3-4x<20
3x<20+3
3x<23
x<23:3

5x:6<10
5x<60
x<12