Question

solve for x:
|2x-3|-9>11

Answer 1

add 9 to both sides get
\[|2x-3|>20\] then solve
\[2x-3>20\] and
\[2x-3<-20\] separately, get two separate intervals

Answer 2

so x=11.5 and x=-8.5?

Answer 3

x=11.5 AND X=-8.5 :)