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Mathematics 12 Online
OpenStudy (anonymous):

Give the solution set in interval form: xor = to 9

OpenStudy (anonymous):

[7,9] this is what interval form looks like . you use a bracket because 7 and are included

OpenStudy (anonymous):

7 and 9

OpenStudy (anonymous):

What about \[x+1\ge-6 and x+8\le15 \]

OpenStudy (anonymous):

|dw:1378952891592:dw|

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