How do you solve #4x+3<6x+7#?

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Answer 1 · 2016-07-21T19:52:38

#x > -2#

Treat an inequality in exactly the same way as an equation, but if you multiply or divide by a negative then the sign changes around.

# 3 < 5, "but note that " -3>""-5#

#4x +3< 6x +7#

#3 -7 < 6x - 4x#

#-4 < 2x#

#-2< x#

This is the same as #x > -2#