vegas14
Show the work to solve 3x – 2 < 7



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lgbasallote
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hint:
solve for x in
3x  2 < 7 AND 3x  2 > 7
does that help? or do you need more help?

vegas14
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i need a lttle more

lgbasallote
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okay...
what do you get for x in 3x  2 < 7?

lgbasallote
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hint: start by adding 2 to BOTH sides

vegas14
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5x and 9

lgbasallote
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no... you CAN'T combine 3x an 2

lgbasallote
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2 and 2 will just cancel

lgbasallote
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so you have 3x < 9
got it?

vegas14
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yah thanks!!

lgbasallote
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now divide both sides by 3

vegas14
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x<3

lgbasallote
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right.

lgbasallote
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so that's for 3x  2 < 7

lgbasallote
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now solve for x in 3x  2 > 7
what do you get?