190,259 views
2 votes
2 votes
1. On a number line, graph the solution to the inequality -5(x + 1) > 7x +31? Also, write thesolution in interval notation.

User Bixel
by
2.5k points

1 Answer

16 votes
16 votes

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:

1. On a number line, graph the solution to the inequality -5(x + 1) > 7x +31? Also-example-1
User Banane
by
3.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.