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Popular >

|(3r)/5-1|> 2/5

Solution

\frac{3 r}{5} - 1 > \frac{2}{5}

Solution

r < 1 or r > \frac{7}{3}

+2

Solution steps

\frac{3 r}{5} - 1 > \frac{2}{5}

Apply absolute rule: If

∣ u ∣ > a, a > 0

then

u < - a

or

u > a

\frac{3 r}{5} - 1 < - \frac{2}{5} or \frac{3 r}{5} - 1 > \frac{2}{5}

\frac{3 r}{5} - 1 < - \frac{2}{5} or \frac{3 r}{5} - 1 > \frac{2}{5}

r < 1 or r > \frac{7}{3}

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Frequently Asked Questions (FAQ)

What is |(3r)/5-1|> 2/5 ?
The solution to |(3r)/5-1|> 2/5 is r<1\lor r> 7/3