Expanding Brackets
Question 1:
4
a
−
5
4
a
−
20
Question 2:
8
7
a
+
10
56
a
+
80
Question 3:
10
9
x
+
5
90
x
+
50
Question 4:
u
5
u
−
6
5
u
2
−
6u
Question 5:
b
10
d
+
3
10
b
d
+
3b
Question 6:
2
p
7
p
−
6
f
14
p
2
−
12
fp
