5x-8=3.2怎么解方程

Question

如题所述

Answer 1

5x-8=3.2
5x-8+8=3.2+8
5x = 11.2
x=11.5 ÷ 5
x=2.3

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Answer 2

5x-8 8=3.2 8
5x=11.2
5x /5=11.2/5
X=2.24本回答被提问者采纳

Answer 3

5x=3.2+8
5x=11.2
x=11.2/5
x=2.24