Question

me pueden ayudar porfa ​

Answer 1

Respuesta:

a. 25+[4+(3+9)]

25+[4+(12)]

25+[4+12]

25+[16]

25+16

41

b. (17+10x3)-(5x2-9)

(17+30)-(10-9)

(47)-(1)

+47-1

46

c. (10-3+4x5)-(9x2+8)

(10-3+20)-(18+8)

(30-3)-(26)

(27)-26

+27-26

+1