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Mathematics 21 Online
OpenStudy (anonymous):

Help!! Medal!! x – 8 < 15 a. x < 23 b. x < 7 (This one is NOT the answer) c. x > 23 d. x > 7 I already took the test once, and i KNOW for a FACT than B is NOT the answer!

OpenStudy (anonymous):

x-4<20?

OpenStudy (immanuelv):

just add 8 to the right side

OpenStudy (anonymous):

What you do to one side, you have to do to the other, right?

OpenStudy (immanuelv):

x -8 <15 x < 15+8 x<

OpenStudy (anonymous):

x<23?

OpenStudy (immanuelv):

yup ... you got it!

OpenStudy (anonymous):

Thanks!

OpenStudy (immanuelv):

you're welcome :D

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