Răspuns :
2x+a<10
1) Scapam de 2
x+a <10-2
x+a<8
5+3 =8 (facem aici prin incercari)
2)Acum facem prin incercari(cum vrem)
1) Scapam de 2
x+a <10-2
x+a<8
5+3 =8 (facem aici prin incercari)
2)Acum facem prin incercari(cum vrem)
2x+a poate fi:
x=1 a=1,2,3,4,5,6,7
x=2 a=1,2,3,4,5
x=3 a=1,2,3
x=4 a=1
x=1 a=1,2,3,4,5,6,7
x=2 a=1,2,3,4,5
x=3 a=1,2,3
x=4 a=1