问题
解答题
求未知数X:
X+3.6=9 X÷28=560 X-4.6=4.6.
答案
X+3.6=9,
X=9-3.6,
X=5.4;
X÷28=560,
X=560×28,
X=15680;
X-4.6=4.6,
X=4.6+4.6,
X=9.2.
求未知数X:
X+3.6=9 X÷28=560 X-4.6=4.6.
X+3.6=9,
X=9-3.6,
X=5.4;
X÷28=560,
X=560×28,
X=15680;
X-4.6=4.6,
X=4.6+4.6,
X=9.2.