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ashlynn143Best ResponseYou've already chosen the best response.0
PROBLEM \[\frac{ 2 }{ 3 }t + 2 \frac{ 4 }{ 3 } t \le 4\]
 one year ago

sandraBest ResponseYou've already chosen the best response.2
So first thing to do is combine like terms  in this case the two fractions that are both in terms of "t".
 one year ago

ashlynn143Best ResponseYou've already chosen the best response.0
choices \[a : t \ge 1\] \[b : t \le 3\] \[c : t \ge 3\] \[d : t \le 1\]
 one year ago

sandraBest ResponseYou've already chosen the best response.2
2t/3 4t/3 +2 <= 4 6t/3 + 2 <=4
 one year ago

sandraBest ResponseYou've already chosen the best response.2
Now notice that (6/3)t can be reduced. It's just 2t. So 2t + 2 <= 4 2t <= 4  2 2t <= 6
 one year ago

sandraBest ResponseYou've already chosen the best response.2
Do you know the last step?
 one year ago

ashlynn143Best ResponseYou've already chosen the best response.0
kinda hold on i will see if i get a correct answer
 one year ago

ashlynn143Best ResponseYou've already chosen the best response.0
ok so dw:1357807306782:dw
 one year ago

ashlynn143Best ResponseYou've already chosen the best response.0
my answer is \[t \ge 3\]
 one year ago

sandraBest ResponseYou've already chosen the best response.2
Ok close  you remembered to change the direction of the <=. But! 6/2 = 3. So t >= 3.
 one year ago

ashlynn143Best ResponseYou've already chosen the best response.0
oh i thought that it was negative thanks you are a great explainer
 one year ago

sandraBest ResponseYou've already chosen the best response.2
When you divide both sides of an inequality by a negative number, you do change the direction of the inequality.
 one year ago

sandraBest ResponseYou've already chosen the best response.2
No problem, good work and good luck!
 one year ago
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