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Mathematics 9 Online
OpenStudy (anonymous):

What are the solutions of the inequality? Graph the solutions. –12r < –24 A. r > 2

OpenStudy (anonymous):

–12r < –24 divide both sides by -12, which of course, flips the inequality sign so you get r>2 now, you have to graph this on a number like so something like |-0-1-2=3=4=5=6=7.......>>>> the equal signs represent what should be "drawn" on the number line, INCLUDING 2

OpenStudy (anonymous):

|dw:1345184268702:dw|

OpenStudy (anonymous):

so would that b the answer ???

OpenStudy (anonymous):

from the picture it shows that your answer will be all numbers from 2 to infinity

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

so (2,infinity)

OpenStudy (anonymous):

and beyond lol

OpenStudy (anonymous):

ya lol

OpenStudy (anonymous):

so does the negative switch to a positive though ???

OpenStudy (anonymous):

ya

OpenStudy (anonymous):

when multiplying or dividing an inequality with a negative you switch the inequality sign

OpenStudy (anonymous):

that meaning >>

OpenStudy (anonymous):

i mean like if it was x > y when you divide with a negative it will be x < y

OpenStudy (anonymous):

o i gotcha

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