解方程:①4.2x-0.54×4=1.2 ②15x+0.7×6=4.92 ③3.6x÷0.9=5解方程:①4.2x-0.54×4=1.2②15x+0.7×6=4.92③3.6x÷0.9=5.4

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解方程:①4.2x-0.54×4=1.2 ②15x+0.7×6=4.92 ③3.6x÷0.9=5解方程:①4.2x-0.54×4=1.2②15x+0.7×6=4.92③3.6x÷0.9=5.4
解方程:①4.2x-0.54×4=1.2 ②15x+0.7×6=4.92 ③3.6x÷0.9=5
解方程:
①4.2x-0.54×4=1.2
②15x+0.7×6=4.92
③3.6x÷0.9=5.4

解方程:①4.2x-0.54×4=1.2 ②15x+0.7×6=4.92 ③3.6x÷0.9=5解方程:①4.2x-0.54×4=1.2②15x+0.7×6=4.92③3.6x÷0.9=5.4
等会儿