Question

-28÷[(-12+9)-9(-12÷3)+1] =
10+{4-8[2(1+3)+(4]-8} =
3(-8)+(-3)(-12+10) =
Ayuda porfis doy coronita

Answer 1

Explicación paso a paso:

-28÷[(108-81)(-4)]=

-28÷[(27)(-4)]=

-28÷[-108] = 0.2592592592592592592592

10+{4-8[2(4)+(4)]-8}=

10+{4-8[2(8)]-8}=

10+{4-8[16]-8}=

10+{4-128-8}=

10+{-132}= -122

3(-8)(-3)(-2)=

(-24)(-3)(-2)=

(72)(-2)= -144