Question

Efectúa: −(7 − 3) − (5 − 2) − [(12 − 6) − (9 − 5)]
Aiuda D:

Answer 1

-(5)-(3)-((6)-(4))
-5-3-(6-4)
-8-(2)
-10

Answer 2

-(7-3)-(5-2)-((6-4))
-(7-3)-(5-2)-2
-7+3-5+2-2
-12+3
-9