Răspuns :
Răspuns:
(14+4)·15-11·14=18·15-154=270-154=116
________
7·[5·3-(12-5)]+3·4=7·(15-7)+12=7·8+12=56+12=68
Răspuns:
(7•2+4)•15-11•14= 116
(14+4)•15-154
18•15-154
270-154
116
7•[5•3-(4•3-5)]+3•4= 61
7•[14-(12-5)]+12
7•(14-7)+12
7•7+12
49+12
61
sper ca te am ajutat !!