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06-06-2019
Mathematics

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Translate the Phrase : "" Nine times the difference of a number and 3"" into an Algebraic Expression and then Simplify . Let X represent the real number .

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15-06-2019

Step-by-step explanation:

[tex]x-\text{the number}\\\\\text{Nine times the difference of a number and 3}:\\\\\boxed{9\times(x-3)=9(x-3)}[/tex]

[tex]9(x-3)\qquad\text{use the distributive property}\ a(b+c)=ab+ac\\\\=9x+(9)(-3)\\\\=9x-27[/tex]

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