Question

10-(2+5)+4
50-[37-(15-8)]
52-{12+(15-(8-4)}
65-{30-20-(10-1+6)+1]
me ajudem pvf tenho que entregar isso amanhã ​

Answer 1

Resposta:

10-(2+5)+4= 10-7+4= 3+4= 7

50-[37-(15-8)]= 50-[37-7]= 50-30= 20

52-{12+[15-(8-4)]}= 52-{12+[15-4]}= 52-{12+9}= 52-21= 31

65-{30-[20-(10-1+6)+1]}= 65-{30-[20-15+1]}= 65-{30-6} = 65-24= 41