How do you solve the inequality $5 (4 y - 5) > 75$ $5(4y-5) >75$ ?

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Answer 1 · 2015-09-08T14:58:37

$y > 5$ $y>5$

$5 (4 y - 5) > 75$ $5(4y-5) > 75$

$4 y - 5 > 15$ $4y-5> 15$

$4 y > 20 \Rightarrow y > 5$ $4y> 20 implies y>5$

Alternatively, you can

$20 y - 25 > 75$ $20y -25 > 75$

$20 y > 100$ $20y > 100$

$(cancel(20)y)/cancel(20) > 100/20$

$y > 5$

How do you solve the inequality 5(4y-5) >755(4y−5)>755(4y-5) >75?