Question 935301
the difference of a number {{{x}}} and {{{7}}}:{{{x-7}}}


 is greater than or equal to :>=

twice the number:{{{2x}}}

put all together:{{{x-7>=2x}}}

solve for {{{x}}}

{{{x-x-7>=2x-x}}}

{{{-7>=x}}}

or

{{{x<=-7}}}

{{{drawing(500,50,-25,5,-10,10,
number_line(500,-25,5),
circle(-7,-5.8,0.3),
circle(-7,-5.8,0.4),
circle(-7,-5.8,0.45),
blue(line(-7,-5,-7-19,-5)),
blue(line(-7,-6,-7-19,-6)),
blue(line(-7,-7,-7-19,-7)),
blue(arrow(-7,-5,-7-19.2,-5)),
blue(arrow(-7,-5.5,-7-19.2,-5.5)),
blue(arrow(-7,-6,-7-19.2,-6))
)}}}