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OpenStudy (anonymous):
Solve 7x/3< 2.
{x | x < 6/7}
{x | x > 6/7}
{x | x < -14/3}
{x | x > -14/3}
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OpenStudy (texaschic101):
7x/3 < 2 -- multiply both sides by 3
7x < 6 -- divide both sides by 7
x < 6/7
OpenStudy (anonymous):
thank u
OpenStudy (texaschic101):
sure thing...do you have any questions ?
OpenStudy (anonymous):
um well if ull help with this one
Select the correct solution set.
-7x ≥ 56
{x | x ≤ -8}
{x | x ≥ -8}
{x | x ≥ 8}
OpenStudy (texaschic101):
-7x >= 56 -- divide both sides by -7...keep in mind, when you divide/multiply an inequality by a negative, the sign changes.
x < = - 8
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OpenStudy (anonymous):
one more please
OpenStudy (texaschic101):
what ya got ?
OpenStudy (anonymous):
i appreciate it
Which of the following sets is equal to {1, 2, 3, ...}?
{x | x E R, x > 1}
{x | x E R, x ≥ 1}
{x | x E N, x ≥ 1}
OpenStudy (anonymous):
ita horribly hard
OpenStudy (texaschic101):
I am not sure what the ER and EN is....but I can tell you, it will probably either be 2nd or 3rd because the 1 is included
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OpenStudy (anonymous):
thank u so much
OpenStudy (texaschic101):
anytime :)
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