解方程:91/7x=1.3个位大侠,帮帮我!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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解方程:91/7x=1.3个位大侠,帮帮我!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!解方程:91/7x=1.3个位大侠,帮帮我!!!!!!!!!!!!!!!!

解方程:91/7x=1.3个位大侠,帮帮我!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
解方程:91/7x=1.3
个位大侠,帮帮我!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

解方程:91/7x=1.3个位大侠,帮帮我!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
将两方面各乘7x得 91=9.1x
x=10