Expanding Brackets
Question 1:
7
n
−
4
7
n
−
28
Question 2:
6
3
m
+
10
18
m
+
60
Question 3:
9
9
t
−
10
81
t
−
90
Question 4:
y
5
y
+
3
5
y
2
+
3y
Question 5:
y
4
g
+
9
4
g
y
+
9y
Question 6:
5
k
3
k
+
4
s
15
k
2
+
20
ks