(x一65乘6)除以(x十2480一50乘6)=50%怎么解

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(x一65乘6)除以(x十2480一50乘6)=50%怎么解(x一65乘6)除以(x十2480一50乘6)=50%怎么解(x一65乘6)除以(x十2480一50乘6)=50%怎么解(x-390)÷(x

(x一65乘6)除以(x十2480一50乘6)=50%怎么解
(x一65乘6)除以(x十2480一50乘6)=50%怎么解

(x一65乘6)除以(x十2480一50乘6)=50%怎么解
(x-390)÷(x+2180)=0.5
x-390 =0.5×(x+2180)
x-390 =0.5x+1090
x-0.5x =1090+390
0.5x =1480
x =2960
(求采纳)

x=1400 x-390=2分之1的x=2180