题目内容
求未知数x(4%)
(1)
x+
x=
(2)
:x=
:
.
(1)
| 1 |
| 4 |
| 3 |
| 4 |
| 1 |
| 3 |
(2)
| 7 |
| 16 |
| 7 |
| 8 |
| 32 |
| 9 |
(1)
x+
x=
(2)
:x=
:
(
+
)x=
x=
×
x=
x=
x=
÷
x=
故答案是x=
,x=
.
| 1 |
| 4 |
| 3 |
| 4 |
| 1 |
| 3 |
| 7 |
| 16 |
| 7 |
| 8 |
| 32 |
| 9 |
(
| 1 |
| 4 |
| 3 |
| 4 |
| 1 |
| 3 |
| 7 |
| 8 |
| 7 |
| 16 |
| 32 |
| 9 |
x=
| 1 |
| 3 |
| 7 |
| 8 |
| 14 |
| 9 |
x=
| 14 |
| 9 |
| 7 |
| 8 |
x=
| 16 |
| 9 |
故答案是x=
| 1 |
| 3 |
| 16 |
| 9 |
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