Question

ex 4 va rog
dau coroana

Answer 1

x+16<17    x<17-16   x<1
x+3≥3       x≥3-3       x≥0
x-5≤16-4       x≤2+5     x≤7
x-2>8+3       x>11+2      x>13
x+12≤19-7      x≤2-12     x≤-10
3-x>2      -x>2-3     x>1
8-x≤4     -x≤4-8     x≤4
x+3-2>8    x>8-1     x>7

Answer 2

a) x=0
b) x=0,1,2,3....
c) c=0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17
d) x=14,15,16....
e) x=0
f) x=2,3,4...
g) x=0,1,2,3,4
h) x=8,9,10....