Intermediate Algebra HW 2I Name: Perform the indicated operation. Simplify answers completely (check to see if you can factor or reduce). x+y
10x + y
5n
2m + 4n
−
+
1. 2. 18xy
18xy
30m
30m
x
x
y+2
2y − 3
+ +
3. 4. 7
3
2
3
a +1
3
a + 2b
5a + 4b
− −
5. 6. 3
3a
4
6a
6a 3
7. 9. w
3
+ w−5
w
8. 2x + 3
8
− 6x
4
6
6
+
x − 2 x +1
10. 4
7
−
x+7 x−2
12. 6x
7
+
3 15x + 3
★ Hint: Factor the denominators first! 11. 6
7
+
n − n − 20 n + 4
2