savhannaproudtimes savhannaproudtimes

02-02-2015
Mathematics

contestada

If 3t − 7 = 5t , then 6t = how do you solve this

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konrad509 konrad509

02-02-2015

[tex]3t-7=5t\\ 5t-3t=-7\\ 2t=-7|\cdot3\\ \boxed{6t=-21} [/tex]

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02-02-2015

[tex]3t-7=5t \ \ \ |\hbox{subtract 3t} \\ -7=5t-3t \\ -7=2t \ \ \ |\hbox{multiply by 3} \\ \boxed{6t=-21}}[/tex]

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