题目内容
求未知数x
| X+gj%X=52 | 5j%X-gj=52. |
(1)X+38%X=52,
78%X=52,
78%X÷78%=52÷78%,
X=
;
(2)58%X-38=52,
58%X-38+38=52+38,
58%X=82,
58%X÷58%=82÷58%,
X=102.
78%X=52,
78%X÷78%=52÷78%,
X=
| 528 |
| 7 |
(2)58%X-38=52,
58%X-38+38=52+38,
58%X=82,
58%X÷58%=82÷58%,
X=102.
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