五年级上册数学试?/p>
第一类、解简易方程(并检验)
X + 32 = 76 X - 20 = 0 7X = 49
3X + 6 = 18
X ÷ 6 = 12
16 + 8X = 40
4X -
4×5 = 0
65X -
5×6 = 100
2
?/p>
X
+
3
=
10 15
-
5
45 12
1
24
42X + 28X = 140 19X + X = 40 2X + 8X + X = 11