Monday, October 23, 2017

algebra, 10/23

a-c block:   1) b30, #5-12,
                   2) b31, #14-19

d-block:  1) b58, #4-11, 14, 15, 18
               2) b59, # 23, 28
              3) b74, #4-6, 9-12
              4) b75, #14-17

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