问题
填空题
x-1.7=4.6
解：x-1.7+______=4.6+______
x=
答案
x-1.7=4.6，
x-1.7+1.7=4.6+1.7，
x=6.3．
故答案为：6.3．
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x-1.7=4.6
解：x-1.7+______=4.6+______
x=
x-1.7=4.6，
x-1.7+1.7=4.6+1.7，
x=6.3．
故答案为：6.3．