SOLUTION: Please help solve the inequality and graph solution on a number line X-9<3(x+1)

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Question 85994: Please help solve the inequality and graph solution on a number line
X-9<3(x+1)
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
x-9<3(x+1)
x-9<3x+3
x-9+9<3x+3+9
x<3x+12
x-3x<12
-2x<12
-2x/-2>12/-2 [flip the sign when multiplying or dividing by a negative number]
x> -6
.
<---(-7)----(-6)===========>
Open circle over (-6); shade everything to the right of (-6)