for the first one, see
www.wolframalpha.com/input/?i=4x-3y%3E%3D-12
there are lots of online graphing sites you can use for this kind of stuff
graph 4x-3y>=-12
graph -x+5y>=1
3 answers
Go on:
wolframalpha.c o m
When page be open in rectangle type:
plot 4x-3y>=-12
and click option =
In rectangle type:
plot 4x-3y>=-12
and click option =
wolframalpha.c o m
When page be open in rectangle type:
plot 4x-3y>=-12
and click option =
In rectangle type:
plot 4x-3y>=-12
and click option =
My typo:
plot 4x-3y>=-12
and click option =
In rectangle type:
plot -x+5y>=1
and click option =
plot 4x-3y>=-12
and click option =
In rectangle type:
plot -x+5y>=1
and click option =