求解方程式(7m+19)/2=13/4
求解方程
(7m+19)/2=13/4
答案
7m + 19 = 13/4 x 2 = 13/2
7m = 13/2 - 19 = (13-38)/2 = -25/2
m = -25/2 x 1/7
m = -25/14 答案
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求解方程
(7m+19)/2=13/4
答案
7m + 19 = 13/4 x 2 = 13/2
7m = 13/2 - 19 = (13-38)/2 = -25/2
m = -25/2 x 1/7
m = -25/14 答案