Question

Rezolvati ,in numere naturale, inecuatiile. [a] x+3<4. [b] x+5>17,[c] x-11<1, [d] x-7<3.[e] 6x<36, [f] 4x<35, [g] x:4<5, [h]x:3>6, [i] 5x-11<34, [j] 2x-13<5, [k]7x+12>19, [l] 4x-21<3, va rog frumos ajutatima

Answer 1

[a] x+3<4
x<4-3
x<1
b) x+5>17
x>17-5
x>12
c)x-11<1
x<1+11
x<12
d)
x-7<3
x<3+7
x<10
e)
6x<36
x<36:6
x<6
f)
4x<35
x<35:4
g)x:4<5
x<5x4
x<20
h) x:3>6
x>6x3
x>18
i) 5x-11<34
5x<34+11
5x<45
x<9
j) 2x-13<5
2x<5+13
2x<18
x<18:2
x<9
k) 7x+12>19
7x>19-12
7x>7
x>7:7
x>1
l) 4x-21<3
4x<3+21
4x<24
x<24:4
x<6