7x+3.4x=2.08 解方程

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7x+3.4x=2.08解方程7x+3.4x=2.08解方程7x+3.4x=2.08解方程7x+3.4x=2.0810.4x=2.08x=2.08÷10.4x=0.27x+3.4x=2.08(7+3.

7x+3.4x=2.08 解方程
7x+3.4x=2.08 解方程

7x+3.4x=2.08 解方程
7x+3.4x=2.08
10.4x = 2.08
x = 2.08÷10.4
x = 0.2

7x+3.4x=2.08
(7+3.4)x=2.08
10.4x=2.08
x=2.08\10.4
x=0.2