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please. this is the third time i've asked. i need help!!



Evaluate the expression.

{[(30−60)÷(−30)]2−15}÷(−7)

What is the value of the expression?

Enter your answer in the box.

Respuesta :

jewelwarren

Answer:

I don't not know but.. it 56, 2 3/7, 17/7 but probably wrong.. but I tried

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