Question

What value of x is in the solution set of 9(2x+1)<9x-18

Answer 1

18x + 9 < 9x - 18

9x < -27

x < -3

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Answer 2

Hello!

Let's solve this inequality for $\sf{x}.$

$\begin{aligned} \sf{9(2x+1) < 9x-18}\\\sf{18x+9 < 9x-18}\\\sf{18x-9x < -18-9}\\\sf{9x < -27}\\\sf{x < -3\:is\:in\:the\:solution\:set.} \end{aligned}$

Hope that helps! :)

-art lover