Question

me ajudem pfv


a: -23-[-6]-(+3)

b:7x(-3)-9x(+6)+11-(-2)

c: 19-[+4]x(+5)

d:7x(+3)-9(-6)+11x(-2)

Answer 1

a)

-23-[-6]-(+3)=

-23 +6 -3 = -20

b)

7×(-3) -9 × (+6) +11 -(-2) =

-21 -54 +11 +2 =

-75 +13 = -62

c)

19-[+4] × (+5) =

19 - 20 = -1

d)

7 × (+3) -9 × (-6) +11 × (-2)

21 + 54 - 22 =

75 - 22 = 53

espero ter ajudado ✌️