解方程3.8x+2.2x=10.2

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解方程3.8x+2.2x=10.2解方程3.8x+2.2x=10.2解方程3.8x+2.2x=10.26x=10.2x=1.7(3.8+2.2)x=10.26x=10.2x=1.7x=1.7(3.8+

解方程3.8x+2.2x=10.2
解方程3.8x+2.2x=10.2

解方程3.8x+2.2x=10.2
6x=10.2
x=1.7

(3.8+2.2)x=10.2
6x=10.2
x=1.7

x=1.7

(3.8+2.2)x=10.2
6x=10.2
x=10.2/6
x=1.7