1. B_vis KITKAT 2(4K)+1r=2(2K+1r) _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:17
  2. D_vis KITKAT 2(3K+1r)=2(2K)+3r _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:14
  3. E_vis KITKAT 2(3K+1r)=3(1K+1r) _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:15
  4. G_vis KITKAT 2(4K+1r)=2(2K)+3r _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:22
  5. M_vis KITKAT 2.5K+1r=2K+2r _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:13
  6. C_vis KITKAT 2(4K)+1r=2(3K+1r) _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:21
  7. L_vis KITKAT 1.5K+1r=1K+2r _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:13
  8. J_vis KITKAT 2(3K)+1r=1(4K)+2r _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:12
  9. F_vis KITKAT 2(2K+1r)=3(1K+1r) _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    2:11
  10. VISUAL KITKAT 2(4K)+1r=2(2K+1r) EQUATION _ SOLVING BASIC EQUATIONS _ SOLVING BASIC WORD PROBLEMS
    1:30