Question

b) (7-5)+ 4-7=?
e) 8 +3.(2 = (-1) ?
di (2+3.(-2) (+) 5 + 71-2?
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Answer 1

Resposta:

Explicação passo-a-passo:

(7-5)+4-7= 2+(-3)= -1

8+3.(2+(-1)= 8+3(2-1)=8+3.1= 8+3= 11

(2+3.(-2)+5+71-2= 2+(-6)+71-2= 2-6+71-2= -4+71-2= -6+71= 65.