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Mathematics 11 Online
OpenStudy (anonymous):

solve the following inequality x-2>-8

OpenStudy (anonymous):

add 2 to both sides

OpenStudy (saifoo.khan):

x > -8 + 2 x > -6

OpenStudy (anonymous):

inequalities are solved just like regular equations EXCEPT if you divide both sides by a negative number, switch the sign (< becomes > and > becomes <)

OpenStudy (anonymous):

ok see if i do it right

OpenStudy (anonymous):

-4x>12

OpenStudy (anonymous):

x>-3

OpenStudy (saifoo.khan):

-4x > 12 x < -3

OpenStudy (anonymous):

what did i do wrong?

OpenStudy (saifoo.khan):

you have to flip the sign.

OpenStudy (anonymous):

every time?

OpenStudy (saifoo.khan):

No, when the variable is in -ve.

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