Seudónimo Seudónimo

16-02-2017
Mathematics

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Why do the inequality signs stay the same in the last two steps of this question. 3x-5<19

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christinann062 christinann062

16-02-2017

3x-5<19
3x<24
x<8

the inequality sign stays the same because you are not multiply or dividing by a negative number.

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Terabotette Terabotette

16-02-2017

You would be dividing by a positive number in the last steps. Only when you are dividing or multiplying with a negative number do you change the inequality sign.

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