閲戞垐閾佸埗鍗?/p>
绗笁绔犱竴鍏冧竴娆℃柟绋嬪崟鍏冩祴璇曞嵎
(
鏃堕棿
:45
鍒嗛挓
,
婊″垎
:100
鍒?/p>
)
涓�銆侀�夋嫨棰?/p>
(
姣忓皬棰?/p>
4
鍒?/p>
,
鍏?/p>
32
鍒?/p>
)
1
.
涓嬪垪鏂圭▼涓槸涓�鍏冧竴娆℃柟绋嬬殑鏄?/p>
(
)
A.
x+
3
=y+
2
B.
x+
3
=
3
-x
C.
1
饾懃
=
1
D.
x
2
-
1
=
0
2
.
鏂圭▼
3
x-
1
=
5
鐨勮В鏄?/p>
(
)
A.
x=
4
3
B.
x=
5
3
C.
x=
18
D.
x=
2
3
.
涓嬪垪鏂圭▼鍙樺舰涓?/p>
,
姝ｇ‘鐨勬槸
(
)
A.
鏂圭▼
3
x-
2
=
2
x+
1,
绉婚」
,
寰?/p>
3
x-
2
x=-
1
+
2
B.
鏂圭▼
3
-x=
2
-
5(
x-
1),
鍘绘嫭鍙?/p>
,
寰?/p>
3
-x=
2
-
5
x-
1
C.
鏂圭▼
2
3
t=
3
2
,
鏈煡鏁扮郴鏁板寲涓?/p>
1,
寰?/p>
t=
1
D.
鏂圭▼
饾懃
-
1
0.2
鈭?/p>
饾懃
0.5
=
1
鍖栨垚
3
x=
6
4
.
鏃ュ巻涓悓涓�绔栧垪鐩搁偦涓変釜鏁扮殑鍜屼笉鍙兘鏄?/p>
(
)
A.78
B.26
C.21
D.45
5
.
鏂圭▼
2饾懃+3
2
-x=
9饾懃
-
5
3
+
1
鍘诲垎姣嶅緱
(
)
A.3(2
x+
3)
-x=
2(9
x-
5)
+
6
B.3(2
x+
3)
-
6
x=
2(9
x-
5)
+
1