2018
鈥斺�?/p>
2018
浜斿勾绾ф暟瀛︾浜屽鏈熺涓冨崟鍏冩祴璇曞嵎
鐝骇
濮撳悕
搴у彿
鍒嗘暟
涓�銆佸～绌恒�?/p>
锛?/p>
11
鍒嗭級
1.
闃抽槼浠婂勾
a
宀侊紝濡堝鐨勫勾榫勬槸濂圭殑
5
鍊嶏紝
4
骞村悗锛屽ス浠殑骞撮緞鍜屾槸锛?/p>
锛?/p>
宀併�?/p>
2.
涓�涓暟鐨?/p>
3
鍊嶄笌
96
鐨勫拰鏄?/p>
309
锛岃繖涓暟灏辨槸锛?/p>
锛?/p>
銆?/p>
3.
淇矾闃?/p>
x
澶╀慨
2.4
鍗冪背鐨勫叕璺紝骞冲潎姣忓ぉ淇紙
锛夊崈绫炽�?/p>
4.
鐢茶溅鐨勬椂閫熸瘮涔欒溅鐨?/p>
2
鍊嶈繕澶?/p>
30
鍗冪背锛屽鏋滀箼杞︾殑鏃堕�熸槸
x
鍗冪背锛屽垯鐢茶溅鏄?/p>
鏃堕�?/p>
鏄紙
锛夊崈绫炽�?/p>
5.
鑻?/p>
5x-2.5=2.5
锛?/p>
3a+xa=16
锛屽垯
x=
锛?/p>
锛?/p>
锛?/p>
a=
锛?/p>
锛?/p>
銆?/p>
6.
灏忔槑
a
鍒嗛挓瀹屾垚
x
閬撻锛屾瘡鍒嗛挓瀹屾垚锛?/p>
锛夐亾棰樸�?/p>
7.
姣?/p>
m
鐨?/p>
5
鍊嶅
23
鐨勬暟鏄紙
锛?/p>
銆?/p>
8.3
涓繛缁嚜鐒舵暟鐨勫拰鏄?/p>
3n
锛?/p>
杩欎笁涓暟鍙互琛ㄧず涓?/p>
锛?/p>
锛?/p>
銆?/p>
锛?/p>
锛?/p>
銆?/p>
锛?/p>
锛?/p>
銆?/p>
浜屻�佸垽鏂銆?/p>
锛?/p>
5
鍒嗭級
1.
鏂?
绋?
鏄?
绛?
寮?
锛?
绛?
寮?
灏?
鏄?
鏂?
绋?
銆?/p>
( )
2.x=3
鏄?/p>
鏂?/p>
绋?/p>
4x+1=13
鐨?/p>
瑙?/p>
銆?/p>
锛?/p>
)
3.
x
2
=x+x
锛?/p>
锛?/p>
4.
姣?
x
鐨?
5
鍊?/p>
澶?
7
鐨?/p>
鏁?/p>
鐢?/p>
寮?/p>
瀛?/p>
琛?/p>
绀?/p>
鏄?/p>
锛?/p>
5(x+7)
銆?/p>
锛?/p>
锛?/p>
5.5x+5=5(x+1)