Question

5) Rezolriati în multimea numerelor reale ecuatule
a) x+7-11; b) X-3-10; C) X+ 4 = 17; d) x 5 = 14;
C) 15 tX = 8;
e)x-2=-4)
g) X+34=9; h) e-6=-5​

Answer 1

Răspuns:

a- x=11-7

x= 4

b- x= 10-3

x= 7

c- x= 17-4

x= 13

d- x= 14-5

x= 9

e- x= 4-2

x=2

g- x= 9-34

x= -25

h x= -5+6

x= 1