16.solving equation 1解方程式1 上传者:lfcacademy 06:31 15.equation 2 slightly more complicated视觉化解题的过程 上传者:lfcacademy 05:43 14.algebra linear equation 2线性方程式2 上传者:lfcacademy 02:29 13.solving for a variable 2解出变量2 ...
RooksAndBooks Sep 10, 2016 Tags Algebra i Khan academy Sal khan Gold Member Let's get a conceptual understanding of why one needs to divide both sides of an equation to solve for a variable. Watch the next lesson: https://www.khanaca... ...