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Year 9 (Yr 10 NZ, KS 3/4)
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Expanding Brackets
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Year 9 (Yr 10 NZ, KS 3/4)
Year 9 Topics
Expanding Brackets
Answers
1.a
6x − 30
f
2q
2
+ 4q
b
10 + 4x
g
14p − 14q + 49r
c
12 − 8x
h
-2p + 4q
d
-16y − 24
i
3x − x
2
e
4a
2
b − ab
2
j
-4 − 3x
2.a
4b + 8
f
8x + 8
b
-8c − 12
g
-4a + ab
c
4x − 2
h
- 3
d
5x
2
− 4x
i
3n − 10
e
5x
j
-3x
2
+ 4x