How do you evaluate (t + 9)20 = 140?

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Answer 1 · 2018-05-13T03:30:52

#t=-2#

#(t+9)20=140#

Expand brackets,

#20t+180=140#

Subtract #180# from both sides,

#20t=-40#

Divide both sides by #20#,

#t=-2#