Question 175713
{{{(3/10)x+21<0}}}
We need to solve for x as if it were a linear equation.  So the first step is to subtract 21 from both sides.
{{{(3/10)x<-21}}}
Next, to isolate x, we need to divide by 3/10, which is equivalent to multiplying by 10/3.
{{{x<-21(10/3)}}}
So
{{{x<-70}}}