4x−12=180 4x=192 x=48 Still finishing students' work. :(
Otis Elite Member Joined Apr 22, 2015 Messages 4,592 Nov 8, 2020 #1 pka said: 4x−12=180 4x=192 x=48 Click to expand... Still finishing students' work.
pka Elite Member Joined Jan 29, 2005 Messages 11,976 Nov 8, 2020 #2 Otis said: Still finishing students' work. Click to expand... Yes indeed. After all Soroban is no longer with us.
Otis said: Still finishing students' work. Click to expand... Yes indeed. After all Soroban is no longer with us.
Otis Elite Member Joined Apr 22, 2015 Messages 4,592 Nov 8, 2020 #3 pka said: … I am product of R L Moore's system of discovery leaning. So I do not give out answers, only basic hints. Click to expand...
pka said: … I am product of R L Moore's system of discovery leaning. So I do not give out answers, only basic hints. Click to expand...
