Question 175713
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{{{(3/10)x+21<0}}}
{{{(3/10)x<-21}}}
{{{cross(3/10)x/cross(3/10)<(-21)/(3/10)}}}
{{{x<(-21)(10/3)}}}
{{{x<-210/3}}}
{{{highlight(x<-70)}}}
Value of "x" less than -70 to {{{-infinity}}}
{{{cartoon(number_line(300,-100,+infinity,-70,-70),number_line(300,-100,+infinity,-71),number_line(300,-100,i+infinity,-72),number_line(300,-100,+infinity,-73),number_line(300,-100,+infinity,-74),number_line(300,-100,+infinity,-75),number_line(300,-100,+infinity,-80),number_line(300,-infinity,-85),number_line(300,+infinity,-90),number_line(300,-100,+infinity,-infinity))}}}
Thank you,
Jojo</pre>