What is the solution to #3(x-5)>=12#?

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Answer 1 · 2016-11-27T14:01:23

#x >= 9#

The first step is to expand the terms in parenthesis:

#3x - 15 >= 12#

Then solve for #x# while keeping the inequality balanced:

#3x - 15 + 15 >= 12 + 15#

#3x >= 27#

#(3x)/3 >= 27/3#

#x >= 9#