a) x > 3
b) x > -1
c) x ≤ -1
d) x ≤ 5
e) x ≥ 4
f) x < 2
Explicație pas cu pas:
Salut! ʕ •ᴥ•ʔ
a) x + 2 > 5
x > 5 - 2
x > 3
b) x + 4 > 3
x > 3 - 4
x > -1
c) -x + 2 ≤ 3
-x ≤ 3 - 2
-x ≤ 1
x ≤ -1
d) x + 2 ≤ 7
x ≤ 7 - 2
x ≤ 5
e) 2x - 3 ≥ 5
2x ≥ 5 + 3
2x ≥ 8
x ≥ 8 : 2
x ≥ 4
f) x + 2 > 5x - 6
x - 5x > -6 + 2
-4x > -6 + 2
-4x > -8
x > -8 : (-4)
x < 2
