Question

4.Aflati x din:
a) 1- x=0,3
b) 3,56 + x = 4
c) 10,4 - X<9
d) 2,5 x < 0,25
e) x: 10 = 0,6
1) 4,6: X<20
g) X-8,31 = 1
h) x+ 1.3 <_1,5​

Answer 1

Răspuns:

a) 1-x=0.3 <=> x=1-0.3=0.7

b) 3.56+x=4 <=> x=0.44

c) 10.4-x<9 <=> x>1.4

d) 2.5x<0.25 <=> x<0.1

e) x:10=0.6 <=> x=6

f) 4.6:x<20 <=> x<0 si x>23/100

g) x-8.32=1 <=> x=9.31

h) x+1.3<1.5 <=> x<0.2