Question

7+{-2+[5+4(-3)+(-6+2)+(-3))]}
(-2)+{3+[-4+(3)]+7}+(-5)
(-10)+{-7+[-4+5(-9)+5]+8}


ayuda porfavor:c

Answer 1

7+{-2+[5-12-4+(-3)]}
7+{-2+[-14]}
7-16
-9

(-2)+{3+[-1]+7}+(-5)
(-2)+{9}+(-5)
-2+9-5
2

(-10)+{-7+[-4-45+5]+8}
(-10)+{-7+[-44]+8}
-10-7-44+8
-53