+0  
 
0
250
6
avatar

1–3u>10

Guest Oct 20, 2017
 #1
avatar+344 
0

u = 3

Synth  Oct 20, 2017
 #2
avatar+344 
0

u > 3 my bad

Synth  Oct 20, 2017
 #3
avatar+88871 
+2

1–3u >  10         subtract 1 from both sides

 

-3u >  9           

 

Divide both sides by -3   and, since we're dividing by a negative, reverse the inequality sign

 

u < -3

 

 

cool cool cool

CPhill  Oct 20, 2017
 #4
avatar+344 
0

u > -3 sorry

Synth  Oct 20, 2017
 #5
avatar+344 
+1

Didn't see the negative at first lol

Synth  Oct 20, 2017
 #6
avatar+344 
+1

Oops wrong way 

Synth  Oct 20, 2017

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