1. On a number line, graph the solution to the inequality -5(x + 1) > 7x +31? Also, write thesolution in interval notation.

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asked Oct 9, 2023 82.9k views

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1. On a number line, graph the solution to the inequality -5(x + 1) > 7x +31? Also, write thesolution in interval notation.

Mathematics
college

Markemus asked

by Markemus

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1 Answer

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We have the following:

$\begin{gathered} -5\cdot\left(x+1\right)>7x+31 \\ -5x-5>7x+31 \\ -5x-5+5>7x+31+5 \\ -5x-7x>7x+36-7x \\ -12x>36 \\ x>(36)/(-12) \\ x<-3 \end{gathered}$

interval notation:

$(-\infty,-3)$

graph:

Malia answered Oct 16, 2023

by Malia

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