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Mathematics 7 Online
OpenStudy (anonymous):

pleaseeee help me , will medal which of the following identifies all the integer solutions of the equation |x| = 21 ? A. -21 only B. 21 only C. 21 and -21

OpenStudy (ac3):

c

OpenStudy (welshfella):

the vertical lines either side of the x means the absolute value of x which is always positive but the value of x can be negative or positive.

OpenStudy (welshfella):

@Ac3 No direct answers please

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