1. 23-x):6=3 5·(3·x-9)=60 (23-5·x):9=2
24:(5-x)=6 32:(13-5·x)=4 3·x-15:3=19+3 5·x-21:7=4+13 13-14:x=18-7
x+5·(33+128)=895 x-53·(49-3·12)=996 53+2·x=x+111 23+5·x=2·x+74
32+6·x=11·x-113 8+13·x=2·x+41

2. Daca la catul impartirii unui numar natural la 5 se adauga 2, se obtine 19. Care este deimpartietul

1

Răspunsuri

2014-08-07T16:54:21+03:00

1. x=41 x=1 x=8,2 x=149 x=28,2 x=9 x=4 x=  x=90 x=1685 x=58 x=17 x=29
2 5 2