解方程 3(x+3.6)=18.6

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解方程3(x+3.6)=18.6解方程3(x+3.6)=18.6解方程3(x+3.6)=18.6(x+3.6)=18.6/3x+3.6=6.2x=6.2-3.6x=2.6X+3.6=6.2x=2.6

解方程 3(x+3.6)=18.6
解方程 3(x+3.6)=18.6

解方程 3(x+3.6)=18.6
(x+3.6)=18.6/3
x+3.6=6.2
x=6.2-3.6
x=2.6

X+3.6=6.2
x=2.6