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# Math Question

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2x + 4 < 5x + 3

Sep 8, 2015

#1
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FALSE

Sep 8, 2015

#1
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FALSE

Guest Sep 8, 2015
#2
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Remember that when you divide or multiply by a negative then you have to switch the sign of the inequality:

$$2x+4 < 5x + 3 \\ 2x+4 -4 < 5x+3 - 4 \\ 2x < 5x-1 \\ 2x-5x<5x-1-5x\\-3x<-1\\ \frac{-3x}{-3}>\frac{-1}{-3}\\x>\frac{1}{3}$$

Sep 8, 2015