-(3-5)+3²x(1-3)
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![-(3-5)+3²x(1-3)](/uploads/image/z/10190064-48-4.jpg?t=-%EF%BC%883-5%EF%BC%89%2B3%26%23178%3Bx%EF%BC%881-3%EF%BC%89)
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-(3-5)+3²x(1-3)
-(3-5)+3²x(1-3)
-(3-5)+3²x(1-3)
-(3-5)+3^2x(1-3)
=2+9x(-2)
=-16