tkaicnandrews tkaicnandrews

20-09-2017
Mathematics

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i need to know what t is but i don't understand how to get it

i need to know what t is but i dont understand how to get it class=

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jdoe0001 jdoe0001

20-09-2017

[tex]\bf \cfrac{7+3t}{4}=-\cfrac{t}{8}\impliedby \textit{first off cross-multiply} \\\\\\ 8(7+3t)=4(-t)\implies 56+24t=-4t\implies 24t+4t=-56 \\\\\\ 28t=-56\implies t=-\cfrac{56}{28}\implies t=-2[/tex]

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