How do I solve question number 10 , please help meee

asked Mar 9, 2015 94.2k views

3 votes

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5 votes

55 > -7v +6
55-6 > -7v+6-6
49 > -7v
49/(-7) < (-7v)/(-7)
-7 < v

P M answered Mar 10, 2015

by P M

8.7k points

4 votes

$55>-7v+6\\\\55+7v-55<-7v+6+7v-55\\\\7v>-49\ \ /:7\\\\v>-7\ \ \ \Rightarrow\ \ \ v\ \in\ (-7;\ +\infty)$

Jeadonara answered Mar 16, 2015

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