(x一6.5)x5=21.5怎样检验

(x一6.5)x5=21.5怎样检验
2025-02-28 01:42:26
推荐回答(1个)
回答1:

(x一6.5)x5=21.5, (x一6.5)x5=4.3Ⅹ5, x一6.5=4.3, x=4.3十6.5, Ⅹ=10.8