Răspuns :

Răspuns:

a-4

b-2

c-1

d-5

sper că te-am ajutat

Răspuns:

[tex]a.)3x-4,5=9,6+2,4\\\\3x=12+4,5= > x=16,5:3= > x=5,5\\\\\\b.)8,9-2x=6*0,3\\\\2x=8,9-1,8= > x=7,1:2= > x=3,55\\\\\\c.)0,5+(x-0,8):3=8:10\\\\(x-0,8):3=0,8-0,5\\\\x-0,8=0,3*3= > x=0,9+0,8= > x=1,7\\\\\\d.)0,5+(x-0,5)*1,5=0,75\\\\(x-0,5)*1,5=0,75-0,5\\\\x-0,5=0,25:1,5\\\\x=25/100:15/10+5/10=25/100*10/15+5/10\\ \\x=1/6+5/10=(5+15)/30=20/30=0.(6)[/tex]