计算:(2xy-y)-(-y+xy)=______;-3×(1-16x)=______.-数学

题目简介

计算:(2xy-y)-(-y+xy)=______;-3×(1-16x)=______.-数学

题目详情

计算:(2xy-y)-(-y+xy)=______;-3×(1-
1
6
x)=______.
题型:填空题难度:中档来源:不详

答案

(2xy-y)-(-y+xy)
=2xy-y+y-xy
=xy;
-3×(1-class="stub"1
6
x)
=-3+class="stub"1
2
x.
故答案为:xy;-3+class="stub"1
2
x.

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