published on: 2018-12-26 00:01:57
l-alj.tumblr.com/post/181412302582/
ftftftftftftftftf:
l-alj.tumblr.com/post/181413204192/
Yara
alexander:Use y=mx+b to calculate the slope of the line you just
l-alj.tumblr.com/post/181440883552/
published on: 2018-12-26 00:01:57
l-alj.tumblr.com/post/181412302582/
ftftftftftftftftf:
l-alj.tumblr.com/post/181413204192/
Yara
alexander:Use y=mx+b to calculate the slope of the line you just
l-alj.tumblr.com/post/181440883552/