问题
解答题
求未知数x
x-116=414
396+x=8043
x×32=2176
8235÷x=27.
答案
(1)x-116=414,
x-116+116=414+116,
x=530;
(2)396+x=8043,
396+x-396=8043-396,
x=7647;
(3)x×32=2176,
x×32÷32=2176÷32,
x=68;
(4)8235÷x=27,
8235÷x×x=27×x,
27x=8235,
27x÷27=8235÷27,
x=305.