Question

9. Rezolva in multimea Z ecuatiile:
a) 2+[1-(7-x)]=5;
b) [(x+3)-4)-8+x=11;
c) [(3x-12):(-3)+5]+x= 9;
d) [-7+2(–2x+1)-x]:(-5)+9=10

repedee,va rog ​

Answer 1

sper sa fie raspunsurile corecte