Unicorn22580745 Unicorn22580745

10-11-2020
Mathematics

contestada

-3 + { 1 – 3[20 + 2(-6 – 7)]}

Respuesta :

PhysicsGirl PhysicsGirl

10-11-2020

-3+(1-3(20+2(-13)))
-3(1-3(20-26))
-3(1-3(-6))
-3(1+18)
-3+(19)
16

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