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Adding, Subtracting, Dividing
100
Solve:
5/a + ab/7
35 + a
2
b/7a
200
15b
4
+ 20b
2
+5b/5b
3b
3
+4b +1
300
(6a
2
+ 5 - 8b
4
) - (-4b
4
- 4b +9)
(6a
2
+ 5 - 8b
4
) - (-4b
4
- 4b +9)