SOLUTION: How do you solve 3x-7<4x+5
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Question 205881: How do you solve 3x-7<4x+5
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
3x-7<4x+5
3x-4x<5+7
-x<12
x>-12 when you divide by a negative value the < sign bedomes a > sign.
Proof:
Let x=-11
3*-11-7<4*-11+5
-33-7<-44+5
-40<-39
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