Can someone help with question 51 please I need to break it down

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asked Aug 15, 2016 21.1k views

3 votes

Can someone help with question 51 please I need to break it down

Mathematics
high-school

Swennemen asked

by Swennemen

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1 Answer

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$(2)/(3)t-3\leq1|\cdot3\\ 2t-9\leq3\\ 2t\leq12\\ t\leq6\\\\ (3)/(4)t-2>7|\cdot4\\ 3t-8>28\\ 3t>36\\ t>12\\\\ t\leq6 \vee t>12\\ \boxed{t\in(-\infty,6]\cup(12,\infty)}$

Hermann Schwarz answered Aug 22, 2016

by Hermann Schwarz

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