Question #2c311

2 Answers
Sep 21, 2017

2 > x > -3

Explanation:

Step one: subtract both sides by 1

-5color(red)((-1))< 1 - 3x color(red)((-1))< 10 color(red)((-1))

this gives us
color(green)(-6) > color(green)(-3x) > color(green)(9)

Now divide both sides by -3

color(green)(2) < color(green)(x) < color(green)(-3x)

There you go!

Sep 21, 2017

2 > x > -3 which can also be written as -3 < x < 2

Explanation:

Given: -5 < 1-3x < 10

Subtract 1 from all 3:

-6 < -3x < 9

Divide all 3 by -3:

2 > x > -3