题目 #14179
- UUID
c4c7b1fe-f41a-4fb5-99b0-fddec792b8a9- 来源
- A中考/2026江苏中考期末数学试卷+答案210.pdf 第 2 页,bbox
[31.44, 646.42, 214.14, 727.77] - 题型 / 学科
- fill_blank / math / JUNIOR
- 知识树
KT_JUNIOR_MATH_STANDARD- 难度
- 难度 2 / 5 简单 · 单一知识点
- QA 状态
- 存疑 / 待修复 重试 0 次,得分 0.900
- 最终题 ID
- -
- 错误
- 发布失败: 正式发布门禁:题干公式片段结构非法(ENV):\begin{cases}9x + 2y = 15 \\ 3x + 4y = 10\end{cases}
最终题干渲染(f_body 预览)
方程组\(\begin{cases}9x + 2y = 15 \\ 3x + 4y = 10\end{cases}\)的解是_______.【小试1】

答案 / 解析
答案(f_answer)
x = 4/3, y = 3/2
解析(f_ways)
由题意得方程组:
① 9x + 2y = 15
② 3x + 4y = 10
①\(\times 2\)得:18x + 4y = 30 ③
③−② 得:15x = 20,解得 x = 4/3。
将 x = 4/3 代入①:\(9\times (4/3) + 2y = 15\)→ 12 + 2y = 15 → 2y = 3 → y = 3/2。
经检验,x = 4/3, y = 3/2 满足两个方程,故方程组的解为 x = 4/3, y = 3/2。
原图与资产(1)
审计记录
| 阶段 | 审计器 | 结果 | 得分 | 依据(简短) |
|---|---|---|---|---|
| STRUCTURE | structure-rule | PASS | 0.900 | |
| FORMULA | formula-auditor | PASS | 1.000 | |
| KNOWLEDGE | knowledge-auditor | WARN | - | |
| VISION | vision-auditor | PASS | 0.900 | |
| SOLVER | blind-solver | PASS | 0.800 | |
| CRITIC | critic | PASS | 0.900 | |
| SYMBOLIC | symbolic-auditor | WARN | 0.550 | |
| COHERENCE | coherence-auditor | FAIL | 0.900 | |
| QUALITY_GATE | quality-gate | FAIL | 0.900 | |
| SOLVER | blind-solver | PASS | 1.000 | |
| CRITIC | critic | PASS | 1.000 | |
| COHERENCE | coherence-auditor | PASS | 1.000 | |
| SYMBOLIC | symbolic-auditor | WARN | 0.550 | |
| AUTO_REPAIR_ATTEMPT | answer-repair | PASS | 0.800 | |
| AUTO_REPAIR | answer-repair | PASS | 0.800 | |
| VISION | vision-auditor | PASS | 0.900 |
知识点(0)
无
事件
| 时间 | 阶段 | 级别 | 消息 |
|---|---|---|---|
| 2026-09-23 00:58:42 | PUBLISH | ERROR | 发布失败: 正式发布门禁:题干公式片段结构非法(ENV):\begin{cases}9x + 2y = 15 \\ 3x + 4y = 10\end{cases} |
| 2026-09-23 00:58:42 | QA | INFO | QA: PASS (score=0.900) |
| 2026-09-23 00:51:06 | FORMULA | WARN | 公式转换未确认,保留原文本: solution |