问题
解答题
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答案
(1)
0.5x=0.25×8, 0.5x÷0.5=2÷0.5, x=4; (2)1.2X-0.8X-6=16, 0.4x-6=16, 0.4x-6+6=16+6, 0.4x÷0.4=22÷0.4, x=55. |
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(1)
0.5x=0.25×8, 0.5x÷0.5=2÷0.5, x=4; (2)1.2X-0.8X-6=16, 0.4x-6=16, 0.4x-6+6=16+6, 0.4x÷0.4=22÷0.4, x=55. |