How do you solve #-5= \frac { 4} { 7} + t#?

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Answer 1 · 2016-12-23T16:21:13

#-39/7#

Subtract 4/7 from both sides :

#-5 - 4/7 = 4/7 -4/7 +t#

or, #-5/1 -4/7 = [4 - 4]/7 + t#

or,#[-5*7 - 4*1]/7 = 0/7 + t#

or, #[-35 - 4]/7 = 0 + t#

=or, #-39/7 = t#

or, #t = - 39/7#