shillitokids shillitokids

21-03-2021
Mathematics

contestada

please help me. this is my last problem and i’m clueless.

please help me this is my last problem and im clueless class=

Respuesta :

haydencurry haydencurry

21-03-2021

Answer:

-3

Step-by-step explanation:

so you SUBSTITUTE -2 in for z

ok i think they are trying to be tricky here

so

-1 - (-(-2))

inside parentheses, the two negatives are going to cancel eachother out.

now you have

-1 - (2)

which is

-1 - 2

-1 minus 2 is -3

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